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

Icon_funbox Did You Know...

...In 1790, the cost to obtain a patent was between $4 and $5.

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 358/481 - Including a polygon reflector


Subclass of Class 358 - Facsimile and static presentation processing
Definition: Subject matter wherein light is reflected from a rotating
No. of patents: 234
Last issue date: 12/13/2011


1            
NumberTitleIssue Date
8077361Optical scanning apparatus and image forming apparatus using same
An optical scanning apparatus is detachably mountable in an image forming apparatus. The optical scanning apparatus includes a light source unit to simultaneously emit a plurality of light beams; an optical element unit including an optical element to focus light be...
12/13/2011
7920305Optical scanning device, optical scanning method, computer program product for executing optical scanning method, recording medium with computer program recorded thereon, image forming apparatus, and color image forming apparatus using the same
An optical scanning device of the invention includes: n-odd (n≧2) light sources disposed at different positions at least in a sub scanning direction; a light source driving control part configured to control a light emitting state of the light source; and a sub-sc...
04/05/2011
7894107Optical scanner with non-redundant overwriting
An optical scanning device is provided which comprises a laser array which emits laser beams including a number of beams (1, 2, . . . , n) writing a swath of rasters having a laser scanning section which, when an interlaced scanning period i, is set to a natural num...
02/22/2011
7872782Optical scanner and method of controlling optical scanner
An optical scanner has an oscillation-type optical scanning mechanism which includes a movable member which resonates at a predetermined resonance frequency, a drive signal generator which generates a drive signal for allowing the movable member to resonate at the r...
01/18/2011
7835040Optical scanning apparatus and image forming apparatus
This invention is an optical scanning apparatus comprises a plurality of beam generating units adapted to generate beams; an optical unit adapted to collimate axes of the beams generated by the plurality of beam generating units to scan at intervals corresponding to...
11/16/2010
7791774Scanning optical apparatus
To provide a scanning optical apparatus, not requiring a lens in a complex figure, and also, capable of eliminating the bow of a beam light even when a plurality of correcting lenses are in an identical figure. Beam light L falls on Cross section K perpendicu...
09/07/2010
7663785Light scanning unit and electrophotographic image forming apparatus including the same
Provided are a light scanning unit and an electrophotographic image forming apparatus including the light scanning unit. The light scanning unit includes a light source, a polygonal mirror deflecting light emitted from the light source in a main scanning direction, ...
02/16/2010
7518764Prism design for scanning applications and illumination of microscopy sample
There is disclosed a prism for use in scanning applications such as total internal reflection microscopy in which the prism is translated relative to an incident light beam. A geometry is disclosed which cancels walk of the beam footprint at the base of the prism. W...
04/14/2009
7446911Optical scanning apparatus and image forming apparatus
An optical scanning apparatus for optical scan that oscillates at least partially an oscillating body having a reflective mirror portion, to thereby modulate a direction in which the reflective mirror portion causes incident light thereon to be reflected off, is dis...
11/04/2008
7433095Reflective scanning optical system
In a reflective scanning optical system employing an imaging optical system having a curved mirror with a rotationally symmetrical reflecting surface configuration, the change in magnification of the imaging optical system in the auxiliary scanning direction is redu...
10/07/2008
7423787Optical scanning module, device, and method, and imaging apparatus
An optical scanning module includes a light-emission source emitting a light beam, a movable mirror reflecting the light beam, and a movable mirror driving part that causes the movable mirror to oscillate in first and second opposite directions. A frequency of pixel...
09/09/2008
7391542Optical scanning apparatus, and image forming apparatus using the same
Disclosed in an optical scanning apparatus which includes a deflecting unit comprised of a rotary polygon mirror for deflecting a light beam radiated from a light source unit, and a scanning optical system for guiding the light beam deflected by the deflecting unit ...
06/24/2008
7385733Imaging optical system and image reading apparatus using the same
To obtain an original reading imaging optical system, with which a carriage integral type scanning system can be readily realized in an original reading system such as a digital copier for which high-speed performance and high resolution are required, and an image r...
06/10/2008
7369268Light source using large area LEDs
A printing apparatus (100) for printing digital images onto a photosensitive medium (140) employing, for exposure energy, a light source (20) that uses various arrays of LEDs (32). The printing apparatus (100) may form the print im...
05/06/2008
7312919Wide field of view and high speed scanning microscopy
A wide field of view scanning microscope includes a light source, a light detector, optics, a scanning assembly, a translation system, and a data collection control and processing unit. The scanning assembly is constructed to provide from the light source a light be...
12/25/2007
7289153Scanning type image pick-up apparatus and a scanning type laser beam receive apparatus
The present invention has an object of realizing highly reliable search with high precision by obtaining a clear view image over a wide view. In particular, a reflection mirror is formed so as to correspond to an image pick-up element at a focus surface of a converg...
10/30/2007
7280127Scanning apparatus for laser printer
The present invention relates to a scanning apparatus for a laser printer. More particularly, the present invention relates to a scanning apparatus, which is formed to allow a light modulator to be non-perpendicular to the shaft of a photosensitive drum, which is a ...
10/09/2007
7273281Method and apparatus for aligning a plurality of lasers in an electronic display device
A method and apparatus are provided to compensate for variations in the alignment of a plurality of lasers 102, 104, 106. A controller 142 varies the time at which the lasers 102, 104, 106 are energized so that the laser light emitted therefrom ...
09/25/2007
7256811Method and apparatus for imaging with multiple exposure heads
An imaging system is equipped with two or more exposure heads that are each able to image either a separate media sheet or a portion of a single media sheet loaded on a media carrier. The imaging time for any combination of media sheets is minimized by providing for...
08/14/2007
7257270Image processing device and method, and recording medium
In an image processing device which carries out processing for detecting and correcting defective portions of an image, it is possible to pre-emptively prevent the defective portion detecting and correcting processing from causing a deterioration in image quality or...
08/14/2007
7238543Methods for marking a bare semiconductor die including applying a tape having energy-markable properties
A method used for marking a semiconductor wafer or device. The method and apparatus have particular application to wafers or devices which have been subjected to a thinning process, including backgrinding in particular. The present method comprises reducing the cros...
07/03/2007
7212224Pixel clock creation method, pixel clock creation device, optical scanning device, and image forming apparatus
In a pixel clock creation method and device, a high frequency clock is created. A scanning time needed to scan a predetermined scanning length is detected in accuracy of half a period of the high frequency clock to output a detection value indicating the detected sc...
05/01/2007
7212324Optical scanning arrangement and image forming device with the arrangement
The present invention includes a first plate (14) and a second plate (15) which perform a coarse adjustment of a cylinder mirror (245) by moving the cylinder mirror (245) linearly in the substantially vertical and parallel directions with...
05/01/2007
7203344Biometric imaging system and method
A method and system of obtaining a ten-print plain impression fingerprint includes scanning a print image, processing the scanned image, separating the processed image into individual fingerprint images, and determining how many print images have been scanned. The m...
04/10/2007
7164518Fast scanner with rotatable mirror and image processing system
A scanner for obtaining an image of an object placed on an at least partially transparent platform, wherein the platform is defined by edge portions and has at least including a first scan area and a second scan area. In one embodiment, the scanner includes a white ...
01/16/2007
7162060Method, system, and computer program product for control of platen movement during a live scan
A method, system, and computer program product is provided that controls platen movement during a live scan. The platen moves in response to finger movement. The present invention then applies a counter force that counters the platen movement. In one embodiment, the...
01/09/2007
7158269Scanner having a light beam incident position adjusting device
A scanner is provided that has a light-beam emitter for emitting a light beam, a light-beam deflector for deflecting the light beam to scan a scanning surface, a photo-detector provided at a position outside an image-forming scanning range of the scanning surface to...
01/02/2007
7149009Scanning optical apparatus, image forming apparatus, and adjusting method therefor
In the scanning optical apparatus, a light source including one or more of the plurality of light emitting points of the light source device, and a synchronism detecting device constituting the synchronism detecting device are provided on one and the same substrate,...
12/12/2006
7133163Device applied to scaling factor of horizontal scan of a scanner and method thereof
The present invention relates to a device applied to scaling factor of horizontal scan of a scanner and a method thereof. The present invention lets signals be processed by a multiplexer, a shifter, and an adder to achieve the above function, or lets signals be proc...
11/07/2006
7133167Image reader for use in image forming apparatus
An image reader of the present invention comprises a fluctuation detector that can be connected to the external equipment by means of an image data input-output section, and can subject image data, continuous in a first direction and outputted as image information o...
11/07/2006
7123389Image reading unit and image reading apparatus using the same
An image reading unit includes a light source for illuminating a document, a plurality of reflecting devices for reflecting the light from the document, a condensing device for condensing the light reflected by the reflecting devices, and a reading device disposed a...
10/17/2006
7119825Parallel beam to beam power correction
An electro-optical system for adjusting beam to beam power non-uniformity in a multi-beam scanning system is disclosed. The electro-optical system consists of N×M array of light beams and N×M array of photodetectors wherein optical means deflect the light beams on...
10/10/2006
7113624Imaging apparatus and method employing a large linear aperture
An apparatus images a surface. An imager stage linearly translates the surface in a first direction. A fiber optic bundle has a first end of parallel first fiber ends defining a linear input aperture perpendicular to the first direction and parallel to the surface, ...
09/26/2006
7094618Methods for marking a packaged semiconductor die including applying tape and subsequently marking the tape
The present invention provides a method and apparatus for marking a semiconductor wafer or device. The method and apparatus have particular application to wafers or devices which have been subjected to a thinning process, including backgrinding in particular. The pr...
08/22/2006
7046266Scanner system
A method of scanning for writing a pattern on a surface, including providing a scanning beam comprised of a plurality of independently addressable sub-beams, scanning the surface with the scanning beam a plurality of times, the sub-beams scanning the surface side-by...
05/16/2006
7042597Electric part, optical part, and processing apparatus
This scanner head includes a case member (300b) having a first side wall (300f) and a second side wall (300y), an electric circuit board (105) placed inside the case member (300b), a terminal board (3...
05/09/2006
7012939Wavelength stabilization module having light-receiving element array and method of manufacturing the same
A wavelength stabilization module having a light-receiving element array and a method of manufacturing the same are disclosed. The wavelength stabilization module having a laser diode which irradiates a laser beam at the front side and the rear side thereof comprise...
03/14/2006
7005631Beam position adjusting method for optical scanning device
A CPU first detects a position of a stationary laser beam using a beam position detection sensor, and then determines a target position of a movable laser beam relative to the stationary laser beam. The CPU effects a control to approach the movable laser beam to the...
02/28/2006
6985268Image capturing apparatus
Disclosed is an image capturing apparatus comprising a primary mirror 1 that has a surface which is a section of a surface cut out from a paraboloid with a single focus; a secondary mirror 2 that has a surface which is a section of a surface cut out from a hyperbolo...
01/10/2006
6958471Method and apparatus for forming image
A movable light beam is controlled and set within a tolerable range of a beam position A by using a galvano-mirror, and then a circuit offset relating to the beam position A is measured. With the circuit offset being subtracted, the movable laser beam is exactly con...
10/25/2005
1            
 
Sign InRegister
Username  
Password   
forgot password?