U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 73/105 - Roughness


Subclass of Class 73 - Measuring and testing
Definition: Subject matter for testing of surfaces for roughness.
No. of patents: 1430
Last issue date: 04/24/2012


          11            
NumberTitleIssue Date
7194896Surface hardness distribution measuring method and apparatus
It is possible to blast air on a surface portion of a measured object from a hole of pressing means, project illumination light in a concentric pattern with an optical element and shoot the measured object with a CCD so as to visually grasp hardness distribution on ...
03/27/2007
7196450Electromechanical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same
Electromechanical systems utilizing suspended conducting nanometer-scale beams are provided and may be used in applications, such as, motors, generators, pumps, fans, compressors, propulsion systems, transmitters, receivers, heat engines, heat pumps, magnetic field ...
03/27/2007
7196599Electrostatic device
An electrostatic device (10) includes a first flexible electrode (1) on which a plurality of second electrodes (2) are mounted so as to move with the first electrode (1). Upon the application of an electrical charge, the or each second el...
03/27/2007
7194725System and method for design rule creation and selection
A method of producing design rules including generating a plurality of parametrically varying geometric layouts and simulating how each geometric layout will pattern on a wafer. Edges of structures within the simulated geometric layouts can be classified based on ma...
03/20/2007
7193715Measurement of overlay using diffraction gratings when overlay exceeds the grating period
A method for measuring overlay in semiconductor wafers includes obtaining diffraction based and imaging based measurements of the same target. The two separate measurements are then combined in a way that is consistent to both measurements to obtain an overlay measu...
03/20/2007
7191639On-chip magnetic force actuation of microcantilevers by coplanar coils
An on-chip coil is provided in a micromachined device for magnetic actuation of a nanoelectromechanical microcantilever. The novel geometry involves a three dimensional solenoid or planar coil carrying high current that generates a large enough magnetic field in its...
03/20/2007
7192789Method for monitoring an ion implanter
A method for monitoring an ion implanter is disclosed. In one embodiment, the method comprises providing a wafer, forming a barrier layer on the surface of the wafer wherein the barrier layer has a substantial blocking effect on ion implantation, performing an ion i...
03/20/2007
7190175Orthogonal microwave imaging probe
A microwave imaging microscope and associated probe, or a read head. The probe or the read head includes a sensor unit with three fixed electrodes, preferably a stimulating electrode surrounding a sensing electrode and isolated by a grounded electrode. Circuitry cou...
03/13/2007
7185440Sensing contact probe
A sensing contact probe includes a beam support and a probe. The probe has a bent beam body that extends from the beam support to a probe tip face that has a position and faces in an angular direction. The bent beam body has first and second beam layers bonded toget...
03/06/2007
7184824Method and system for examining tissue according to the dielectric properties thereof
A probe, method and system for examining tissue in order to differentiate it from other tissue according to the dielectric properties of the examined tissue are provided. The probe includes an inner conductor, having a plurality of sharp, thin, conductive spikes, at...
02/27/2007
7181958High aspect ratio tip atomic force microscopy cantilevers and method of manufacture
The present invention provides a method for the selective growth of single carbon nanotubes (CNT) on the tip apex of a conventional cantilever. Selective CNT growth is established by coating the backside of a cantilever, having a through-hole at a tip apex, with a c...
02/27/2007
7181977Sensor assembly with lead attachment
A beam-type sensor capable of measuring displacement or acceleration includes a thin, flexible sheet of piezoresponsive material defining broad sides and a proximal end. In order to optimize boundary conditions, the proximal end of the sheet is supported by a clamp ...
02/27/2007
7183131Process for producing a nanoelement arrangement, and nanoelement arrangement
A process for producing a nanoelement arrangement and to a nanoelement arrangement. A first nanoelement is at least partially covered with catalyst material for catalyzing the growth of nanoelements. Furthermore, at least one second nanoelement is grown on the catal...
02/27/2007
7183548Apparatus for modifying and measuring diamond and other workpiece surfaces with nanoscale precision
Apparatus and techniques are provided for modifying and measuring surfaces of diamond workpieces and other workpieces with nanoscale precision. The apparatus and techniques exploit scanning probe microscopy (SPM) and atomic force microscopy (AFM) at a wide range of ...
02/27/2007
7183762Apparatus and method for evaluating magnetic heads, and disk for use in evaluating magnetic heads
A DC current is supplied to the write coil of a GMR head 1 equipped with a completed HGA (Head Gimbal Assembly). The element part of the GMR head 1 is thereby thermally deformed. Thus deformed, the element part protrudes, abutting on a rotating laser-b...
02/27/2007
7181057Overlay marks, methods of overlay mark design and methods of overlay measurements
An overlay mark for determining the relative position between two or more successive layers of a substrate or between two or more separately generated patterns on a single layer of a substrate is disclosed. The overlay mark includes a plurality of working zones, whi...
02/20/2007
7180662Stage assembly and method for optical microscope including Z-axis stage and piezoelectric actuator for rectilinear translation of Z stage
A stage assembly mountable on an optical microscope for orienting a sample into a desired focal position includes an X-axis plate operable for rectilinear shifting in the X-axis direction and a Y-axis plate mounted on the X-axis plate operable for rectilinear transl...
02/20/2007
7180221Piezo-electric assembly
A piezo-electric type of assembly for effecting and interfacing relative motion between two surfaces. The assembly consisting of a first and a second transducer to be driven by electrical signals. Both transducers are coupled at one end to a low inertia member that ...
02/20/2007
7180586System for detection of wafer defects
Fast on-line electro-optical detection of wafer defects by illuminating with a short light pulse from a repetitively pulsed laser, a section of the wafer while it is moved across the field of view of an imaging system, and imaging the moving wafer onto a focal plane...
02/20/2007
7178260Measuring head
A unit damper apparatus 18 is used as a damper apparatus 18 which absorbs an impact and a vibration conveyed from a contact 14 to a seesaw member 12, and a structure of this unit damper apparatus 18 is the structure which absorbs c...
02/20/2007
7178387Method and apparatus for scanning in scanning probe microscopy and presenting results
Information is collected from a region of interest using a scanning probe microscope having a tip by moving the tip along at least one predefined path extending from a center location to a peripheral location in the region of interest and collecting information usin...
02/20/2007
7177457Overlay marks, methods of overlay mark design and methods of overlay measurements
An overlay mark for determining the relative shift between two or more successive layers of a substrate via scanning is disclosed. The overlay mark includes at least one test pattern for determining the relative shift between a first and a second layer of the substr...
02/13/2007
7171845Apparatus for measurement of friction force at the interface of a slider and rotating disk
A slider-disk interface tester for measuring the friction force at the interface uses a “negative-pitch” slider in contact with a rotating disk. The tester includes a base that supports a motor for rotating the disk and an actuator for supporting the slider and ...
02/06/2007
7170842Methods for conducting current between a scanned-probe and storage medium
Certain embodiments of the present invention are directed at data storage devices capable of storing, reading and writing data to storage areas of nanometer dimensions. Certain embodiments are directed at devices wherein a fluid medium and particles are provided bet...
01/30/2007
7170055Nanotube arrangements and methods therefor
Nanotubes and nanotube-based devices are implemented in a variety of applications. According to an example embodiment of the present invention, nanotube tips are coated with metal. In some applications, the metal coating facilitates the resolution of nano-scale magn...
01/30/2007
7168709Suspension control apparatus of vehicle
The invention provides a suspension control apparatus for a vehicle which can execute a suspension control suitable even for a rough road by executing the suspension control based on an actual road surface profile, while taking various vehicle states (weight, speed,...
01/30/2007
7170054Scanning probe microscopy cantilever holder and scanning probe microscope using the cantilever holder
A scanning probe microscope having a cantilever holder is provided which gives a cantilever great amplitude by a small-sized vibrator configurable in a limited space and is stably operated even in environments of high viscous drag such as a liquid. A cantilever base...
01/30/2007
7170048Compound scanning probe microscope
An optical observation image obtained through an objective lens is displayed on a display unit, and a marker indicating a position of a tip portion of a cantilever is displayed on the optical observation image displayed on the display unit. ...
01/30/2007
7168301Method and apparatus of driving torsional resonance mode of a probe-based instrument
A method of operating a scanning probe microscope includes using a probe having a cantilever, and oscillating the probe at a torsional resonance frequency thereof. In addition, the method includes substantially increasing torsional drive efficiency with dual actuato...
01/30/2007
7168606Method of mitigating inner diameter reduction of welded joints
Aspects of the present invention provide methods and apparatus for connecting two tubulars using a welding process with reduced inner diameter flash. The method includes connecting an end of a first expandable tubular to an end of a second expandable tubular using a...
01/30/2007
7165445Digital control of quality factor in resonant systems including cantilever based instruments
A digital system for controlling the quality factor in a resonant device. The resonant device can be any mechanically driven resonant device, but more particularly can be a device that includes a cantilever within its system, such as an atomic force microscope. The ...
01/23/2007
7165462Individual slider testing
Systems and methods of testing individual sliders are disclosed. One embodiment is a test system that includes a mechanical stress system, a quasi-static measurement system, a transport system, and a slider holder. The individual sliders to be tested are aligned in ...
01/23/2007
7167344Magnetic head actuator having finely movable tracking device
A magnetic head actuator provided with a finely movable tracking device having a piezoelectric element is provided for easy wiring to the piezoelectric element and reducing problems such as wire breakage and continuity defects. In the magnetic head actuator, a porti...
01/23/2007
7166839Apparatus for measuring a three-dimensional shape
Conventionally, there is no method for quantitatively evaluating the three-dimensional shape of an etched pattern in a non-destructive manner and it takes much time and costs to determine etching conditions. With the conventional length measuring method only, it has...
01/23/2007
7161227Structure and method for fabricating semiconductor structures and devices for detecting an object
High quality epitaxial layers of monocrystalline materials can be grown overlying monocrystalline substrates such as large silicon wafers by forming a compliant substrate for growing the monocrystalline layers. An accommodating buffer layer comprises a layer of mono...
01/09/2007
7159477Apparatus for inspecting deformation of pipes
An apparatus is provided for measuring deformation of a surface of a pipe. The apparatus has a central portion to which a detector section is mounted. At each side, guides are connected to the housing via arms. The housing has a platform below which an inverted U-sh...
01/09/2007
7162069Objectification of surface test methods through image processing
The invention relates to the objectification of surface test methods through image processing. Information z(x, y) is measured and recorded for each image point (x, y) of the measuring field of an examined specimen surface, and resultant magnitudes are calculated th...
01/09/2007
7162383Calibration method for surface texture measuring instrument, calibration program for surface texture measuring instrument, recording medium storing the calibration program and surface texture measuring instrument
In a calibration method for a surface texture measuring instrument which measures a surface of a workpiece and includes an arm that is supported to be swingable around a base point thereof and is provided with a contact point at an end for scanning the workpiece sur...
01/09/2007
7159452Method for measuring a configuration of an object
A touch sensor 10 having a stylus 12 with a tip 12A making contact with a test piece W has an operational control structure including an oscillator 3 which oscillates the stylus 12 in the axial direction; a detecting circuit 4
01/09/2007
7158224Optically active substrates
A device for optical examination of biological materials using radiation of a selected wavelength includes a substrate having a first surface and a second surface opposite to the first surface. The first surface includes a dense array of micro-optical elements arran...
01/02/2007
          11            
 
Sign InRegister
Username  
Password   
forgot password?