NAN CHANG O-FILM OPTOELECTRONICS TECHNOLOGY LTD

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 54151
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 43199
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 2374
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 10352
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS495
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 3130
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 3135
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3125
 
  
 
H01S DEVICES USING STIMULATED EMISSION389

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9525807 Three-pole tilt control system for camera moduleJan 19, 16Dec 20, 16[H04N, G02B, G03B]
9419032 Wafer level camera module with molded housing and method of manufacturingAug 14, 09Aug 16, 16[H01L, H04N, G02B, H05K]
9378412 Systems and methods for ergonomic measurementApr 29, 14Jun 28, 16[H04N, G06T, A61B, G06K]
9225883 Sealed, waterproof digital electronic camera system and method of fabricating sameApr 29, 14Dec 29, 15[H02J, H04N, G03B, H05K]
9116415 Pop up prism lens assemblyJan 07, 13Aug 25, 15[H04N, G03B]
9118825 Attachment of wafer level opticsFeb 10, 09Aug 25, 15[H01L, H04N, G02B]
9046939 Optical navigation device with non-spherical ellipsoidal reflectorApr 29, 14Jun 02, 15[H04N, G09G, G06F, G02B]
9041133 BSI image sensor package with embedded absorber for even reception of different wavelengthsMay 19, 11May 26, 15[H01L]
9028159 Camera module with threadless lens barrel engagement designMay 11, 12May 12, 15[G03B]
9029759 Compact camera modules with features for reducing Z-height and facilitating lens alignment and methods for manufacturing the sameApr 12, 12May 12, 15[H01J, H01L, H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0026,971 WAFER LEVEL CAMERA MODULE AND METHOD OF MANUFACTUREAbandonedMay 19, 14Jan 29, 15[H01L, H04N]
8624996 Auto white balance algorithm using RGB product measureExpiredDec 24, 12Jan 07, 14[H04N]
8611026 Optical device including at least one replicated surface and associated methodsExpiredMar 26, 09Dec 17, 13[G02B]
8611030 Optics for an extended depth of fieldExpiredSep 24, 12Dec 17, 13[G02B]
8456560 Wafer level camera module and method of manufactureExpiredJan 26, 07Jun 04, 13[H01L, H04N, G02B]
2013/0070,147 THREE-POLE TILT CONTROL SYSTEM FOR CAMERA MODULEAbandonedNov 13, 12Mar 21, 13[H01L, H04N, G03B]
2013/0057,553 Smart Display with Dynamic Font ManagementAbandonedNov 11, 11Mar 07, 13[G06T]
2013/0050,395 Rich Mobile Video Conferencing Solution for No Light, Low Light and Uneven Light ConditionsAbandonedAug 29, 11Feb 28, 13[H04N]
2012/0320,257 AUTO-FOCUS ACTUATOR FOR FIELD CURVATURE CORRECTION OF ZOOM LENSESAbandonedJun 17, 11Dec 20, 12[G03B]
8325266 Method of forming thin cameraExpiredJul 28, 08Dec 04, 12[H04N, G02B]
8303866 Mass production of micro-optical devices, corresponding tools, and resultant structuresExpiredApr 22, 08Nov 06, 12[B29D, G03F]
2012/0199,924 BSI IMAGE SENSOR PACKAGE WITH VARIABLE LIGHT TRANSMISSION FOR EVEN RECEPTION OF DIFFERENT WAVELENGTHSAbandonedFeb 03, 11Aug 09, 12[H01L]
2012/0184,652 CURABLE RESINS AND ARTICLES MADE THEREFROMAbandonedJan 20, 12Jul 19, 12[C08K]
2012/0178,859 CURABLE RESINS AND ARTICLES MADE THEREFROMAbandonedJan 20, 12Jul 12, 12[C08G, C08F, C08K]
7640803 Micro-electromechanical system inertial sensorExpiredNov 05, 04Jan 05, 10[G01P]
7590505 Manufacturable micropositioning system employing sensor targetExpiredAug 03, 07Sep 15, 09[G06F, G03B]
7573011 Zoom module using actuator and lead screw with translating operationExpiredAug 03, 07Aug 11, 09[G02B]
7466729 Wavelength monitor for use with more than one wavelengthExpiredJul 25, 06Dec 16, 08[H01S]
7453575 Spectrometer including a plurality of spectrally diverse filters each outputting multiple discrete wavelength peaks, and associated methodsExpiredMar 19, 07Nov 18, 08[G01B]
6987527 Sealed, waterproof digital electronic camera system and method of fabricating and communicating with sameExpiredMar 14, 01Jan 17, 06[H04N]

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