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

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Examiner: Sohn, Seung C.


Primary examiner statistics: 17 patents; average approval time: 62 days
Assistant examiner statistics: 215 patents; average approval time: 217 days

Patents as Primary Examiner

Patent No. Patent Title:
7470880 Apparatus for detecting electromagnetic wave and protecting eyes ...
7468506 Spot grid array scanning system
7417218 Triple grating optical encoder with light transmitting area in op...
7405392 Optical rotary encoder
7157691 Monitoring optically powered actuators
7053392 Optical measuring apparatus for measuring objects on machines
7034281 Position encoder for measuring the position of two objects movabl...
7030362 Optoelectronic device for meter optical detector module
7026605 Angle detection device for rotational body
7023005 Gain compensation for optocoupler feedback circuit
7022974 Sensor using roof mirror/roof prism array scale, and apparatus eq...
7012239 Silicon optoelectronic device and image input/output device using...
7009195 Photoconductive switch module
7002129 Charge detection node with reset feed-through shielding gate
6998599 Intensity modulated fiber optic microbend accelerometer
6998595 Color filter configuration for a silicon wafer to be diced into p...
6992303 Detecting emitters of electromagnetic radiation, in particular fl...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7468507 Optical spot grid array scanning system
7420196 Multiple axis multipoint non-contact measurement system
7399952 Image processing apparatus and image capturing apparatus
7399954 System and method for an optical navigation device configured to ...
7399953 Light source control in optical pointing device
7397022 Sensor arrangement to prevent reference light incident on side of...
7388185 Pixel detector and method of manufacture and assembly thereof
7385174 Apparatus and method for measuring sidewall thickness of non-roun...
7368698 Imaging device with reduced row readout time and method of operat...
7368695 Image sensor package and fabrication method
7365352 Gas concentration flux measuring device
7361874 Auto focusing mechanism of surveying instrument
7361877 Pinned-photodiode pixel with global shutter
7355160 Color enhanced optical mouse
7348537 Multi-optical axis photoelectric sensor system
7348544 Optical encoder with discontinuous optical grating
7326913 Ball-based device for controlling the movement of a cursor, and o...
7095009 Photopic detector system and filter therefor
7049574 Generator for producing photon number state
7026596 High-low sensitivity pixel
7015444 Optical-scanning examination apparatus
7012244 Apparatus for monitoring or controlling the flow of persons throu...
7009171 Laser scanning microscope system and scanning unit applied to the...
7009163 High-sensitivity optical scanning using memory integration
6998596 Imaging system for examining biological material
6995356 Optical encoder device
6995384 Method and apparatus for discriminating latent fingerprint in opt...
6995352 Fiber optic based method and system for determining and controlli...
6989547 Method and apparatus for discriminating latent fingerprint in opt...
6984818 System and method for detecting the presence of an object in an a...
6984819 Optical converting type ultrasonic receiving apparatus
6977365 Photometric detector assembly with automated calibration filters
6974941 Method and apparatus for measuring performance of a lamp
6960758 Encoder system and method of assembling an encoder system
6960756 Particle size and shape distribution analyzer
6956200 Phase-shift photoelectric encoder
6952002 Image processing apparatus
6946635 System for improving the dynamic range of solid-state imaging dev...
6946634 Optical pickup device
6943334 Method for determining absolute motion of an object
 
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