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Attorney: Hickman & Beyer


Number of patents: 137
Last date: July 22, 1997

1        
NumberTitleIssue Date
5650672High-voltage power multiplexor
A multiplexor having a multiplexor control input terminal for selectively providing one of a plurality of conductor voltage levels to a conductor. The multiplexor includes a first switch, which is coupled to the conductor, for providing a first conductor ...
07/22/1997
5583946Method and apparatus for recognizing gestures on a computer system
A method and apparatus for recognizing a gesture input on a display screen of a computer system. A method of recognizing an ellipse gesture comprises the steps of receiving a stroke input by a user onto a computer screen, smoothing the stroke by reducing ...
12/10/1996
5528083Thin film chip capacitor for electrical noise reduction in integrated circuits
An integrated circuit chip and flat capacitor assembly are connected with short bonding wires to reduce electrical noise. A flat chip capacitor is coupled to the chip and includes a first electrode, a second electrode and a dielectric layer disposed betwe...
06/18/1996
5519634Data transfer unit and method of power supply to the data transfer unit
The present invention provides a data transfer unit interposed between a computer and a peripheral device for executing data exchange by a handshaking process based on a signal level. The invention also provides a method of supplying power to the data tra...
05/21/1996
5518138Unsulating jacket
A double walled insulating jacket having a vacuum zone and a getter composition within the zone. The getter composition is barium oxide and a second oxide of palladium, ruthenium, rhodium, osmium, iridium, and/or silver and mixtures thereof. A process for...
05/21/1996
5516400Techniques for assembling polishing pads for chemical-mechanical polishing of silicon wafers
A technique for mounting polishing pads to a platen in chemi-mechanical semiconductor wafer polishing apparatus is disclosed. A lower pad is mounted to the platen, and is trimmed to the size of the platen. An upper pad is mounted to the lower pad, and is ...
05/14/1996
5509375Apparatus and method for detecting contaminants carried by a fluid
A coating system for detecting the presence of contaminants carried by a fluid that is applied as a coating on a workpiece. A tube guides the fluid along a flow path to the workpiece. A light source illuminates the fluid along at least a portion of the fl...
04/23/1996
5508650Dual feature input/timing pin
An apparatus for enabling an IC pin to function in a dual mode, which apparatus includes a first switch for coupling the IC pin to an input terminal when the IC pin operates in an input mode, and a charging circuit for sourcing current to the IC pin durin...
04/16/1996
5508586Integrated getter device suitable for flat displays
The invention relates to an integrated getter device essentially consisting of at least one evaporable getter device and at least one non-evaporable getter device, wherein the different getter devices circumscribe areas at least partially superimposed or ...
04/16/1996
5508229Method for forming solder bumps in semiconductor devices
In accordance with the present invention, a method for forming solder bumps begins with a wafer that has been patterned with bond pad areas. A plurality of distinct metal layers are then deposited over the wafer. Subsequently, solder is deposited by way o...
04/16/1996
5507908Coloring apparatus
A coloring apparatus comprises a transfer head C having a heating element elastically protruding from an apparatus body 1, a tape accommodating portion B, and a tape feeding portion A having a winding up shaft 17, etc., which are incorporated within the a...
04/16/1996
5504652Unitary heat sink for integrated circuits
A unitary heat sink including a planar contact portion for contacting the top of an IC. The heat sink is constructed from a material having a thermal conductivity of at least 150 watts per meter Degree Kelvin (W/m°K.) but preferably is constructed from a...
04/02/1996
5503881Method of processing a semiconductor wafer
An improved fluid distribution head for a plasma processing system characterized by a non-planar dispersion plate provided with a plurality of apertures formed therethrough, and a mechanism for flowing a process gas through the apertures of the dispersion...
04/02/1996
5500937Method and apparatus for editing an inked object while simultaneously displaying its recognized object
A method and apparatus for manipulating inked objects in a computer system includes the steps of displaying a first recognized object on a computer screen and displaying a first ink object on the screen which was previously recognized as the first recogni...
03/19/1996
5499800Adjustable toggle action quick release locking bar clamp
A bar clamp having a locking pliers, toggle action clamping mechanism is herein disclosed. The locking pliers includes a fixed handle, a movable handle, and a toggling linkage arrangement therebetween for toggling the locking pliers from a first open posi...
03/19/1996
5498901Lead frame having layered conductive planes
A lead frame having layered conductive planes is disclosed for use in semiconductor devices. The lead frame includes a plurality of long leads each having a lead tip and a plurality of short leads. Electrically conductive layers are attached to the long l...
03/12/1996
5496751Method of forming an ESD and hot carrier resistant integrated circuit structure
An integrated circuit device including a substrate, a gate structure formed over the substrate, a channel formed in the substrate under the gate, a lightly-doped drain-side LDD region formed in the substrate adjacent to a drain-side of the channel (prefer...
03/05/1996
5495309Camera
A camera has a two lens group zoom system composed of a front lens group and a rear lens group, and a home position check apparatus of the rear lens group driven by a stepping motor. The home position check apparatus is so arranged that a detection as to ...
02/27/1996
5495178Method and apparatus for measuring film thickness
A method and apparatus for measuring film thickness and sheet resistance. A four-point probe engages the surface of a film, and a measuring apparatus outputs a voltage waveform which induces a current in the outer probes of the four point probe and throug...
02/27/1996
5494207Wire bonder transducer arrangement and method
A wire bonder for electrically coupling an integrated circuit die to associated wiring traces is disclosed. In one aspect of the invention, the wire bonder includes a pair of ultrasonic transducers. A capillary holder is connected between the transducers ...
02/27/1996
5493242Status register with asynchronous read and reset and method for providing same
A single bit status register includes an input flip-flop, an asynchronous latch having an input coupled to an output of the input flip-flop, a comparator for comparing the outputs of the flip-flop and the latch, and an output stage which provides an error...
02/20/1996
5493152Conductive via structure for integrated circuits and method for making same
A conductive via structure establishes an electrical interconnection between two conductive layers in a semiconductor structure by connecting a first conductive layer on a semiconductor substrate to a second conductive layer by means of a conductive via s...
02/20/1996
5493146Anti-fuse structure for reducing contamination of the anti-fuse material
An anti-fuse structure formed in accordance with the present invention includes a conductive layer base. A layer of anti-fuse material overlies the conductive base layer. On top of the anti-fuse layer is an insulating layer, in which a via hole is formed ...
02/20/1996
5492682Hydrogen purification
An improved apparatus and process for the removal of gaseous impurities from an impure gas stream of hydrogen contaminated with carbon monoxide, and with one or more additional impurities such as carbon dioxide, oxygen, nitrogen, water, methane. The impur...
02/20/1996
5492420Tape printing device and tape cartridge used therein
The present invention provides a tape printing device for printing a desirable series of characters on a tape and cutting the tape to a label of a desirable length, and also a tape cartridge used in the tape printing device. The tape cartridge has a chara...
02/20/1996
5491360Electronic package for isolated circuits
An electric packaging arrangement for isolated circuits is described. A lead frame is formed with at least one off-centered tie bar connected between one of the circuits on the lead frame's internal lead and an external handling side rail. The tie bar is ...
02/13/1996
5490639Multi-rail tension equalizer
A multi-rail tension equalizer for a reel-to-reel web transfer system. In the web transfer system, the feed stock material is released from one reel containing multiple attached rails. The rails are split using an etching process. The multi-rail tension e...
02/13/1996
5490427Six axis force sensor employing multiple shear strain gages
A force sensor is disclosed in which strain is measured exclusively by shear strain gages mounted on L or T-shaped legs. Each such leg has at least two arms which are orthogonal to one another. That is, the arms of the L or T each have a lengthwise or lon...
02/13/1996
5488539Protecting cot packaged ICs during wave solder operations
A method and apparatus is disclosed for protecting a solder pad for a chip on tape packaged integrated circuit mounted on a surface of a printed circuit board that is exposed to a wave soldering operation. A pad cover may be used to protect the solder pad...
01/30/1996
5487054Method and apparatus for setting a clock in a computer system
A method for resetting a real-time clock of a pen-based computer system characterized by the steps of: displaying an image of an analog clock face with an hour hand and a minute hand on the screen of a pen-based computer system; determining whether a cloc...
01/23/1996
5486888Camera
A camera includes a lens barrel which can be retracted into a camera body, and a lens barrel storage control apparatus. The lens barrel has a front lens group mounted in a front end portion thereof and a rear lens group movably disposed therein. The lens ...
01/23/1996
5481202Optical scan and alignment of devices under test
Apparatus for scanning an integrated circuit chip or other device under test (DUT) for defects and for visual alignment of chip electrical leads with leads of an electrical tester for testing the chip circuit(s). The apparatus provides an image forming sy...
01/02/1996
5479596Method and apparatus for formatting paragraphs
A method for formatting paragraphs on a screen of a computer system including the steps of: a) entering a word on a screen of a computer system using a pointing mechanism; b) finding an associated paragraph, if any, that the word is to be associated with;...
12/26/1995
5479457Method and apparatus for attenuating jitter in a digital transmission line
A method and apparatus for attenuating jitter in digital signals. A recovered clock is derived from the digital signal and the digital signal is stored in a buffer. The derived clock is input to an input counter which counts a predetermined number of degr...
12/26/1995
5479108Method and apparatus for handling wafers
A method and apparatus for handling wafers. A wafer pick moves along a horizontal x-axis to unload a wafer from a cassette and position the wafer over a chuck. The chuck moves upwardly along a z-axis perpendicular to the surface of the wafer and lifts the...
12/26/1995
5477447Method and apparatus for providing computer-implemented assistance
A method and apparatus for providing computer-assisted implicit and explicit assistance. If no implicit assist actions are desired or indicated, a logical process is initiated to determine whether explicit assistance should be undertaken. If implicit assi...
12/19/1995
5477298Camera
A camera having a zoom system which comprises a front lens group driven by a DC motor and a rear lens group driven by a stepping motor includes a motor control apparatus for controlling the DC motor and the stepping motor. The motor control apparatus volt...
12/19/1995
5477241Method of resetting a computer video display mode
A screen commanding utility is provided that permits a user to select the number of display pixels are used to represent a designated unit length of printed output in a computer system's display screen. The screen commander is arranged to determine the lo...
12/19/1995
5475645Memory module using dram and method of refreshing the memory module
The present invention provides a memory module using a large capacity DRAM without a self-refresh mode, which maintains the contents of the memory irrespective of non-input of a refresh signal from a computer. A memory module (20) includes twenty DRAMs (2...
12/12/1995
5473599Standby router protocol
A system and protocol are provided for routing data packets from a host on a LAN through a virtual address belonging to a group of routers. The host is configured to point to the virtual address so that the packets it sends out of its LAN are always direc...
12/05/1995
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