CANON DENSHI KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 30212
 
  
 
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 2572
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 23424
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 19119
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 18187
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES1663
 
  
 
1402 DATA PROCESSING EQUIPMENT AS WELL AS PERIPHERAL APPARATUS AND DEVICES1548
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 11148
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 696
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 6279

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0086,190 LIGHT-QUANTITY CONTROL APPARATUS AND OPTICAL APPARATUSDec 02, 14Mar 26, 15[G03B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D800203 Interchangeable lens for cameraApr 05, 16Oct 17, 17[1605]
9767280 Information processing apparatus, method of controlling the same, information processing system, and information processing methodMar 20, 15Sep 19, 17[H04L, G06F]
9746497 Method of detecting magnetic field generated from current and estimating current amountSep 05, 12Aug 29, 17[G01R]
D794640 ScannerSep 08, 16Aug 15, 17[1402]
9715104 Light-quantity control apparatus and optical apparatusJan 02, 14Jul 25, 17[G02B, G03B]
9664899 Optical scanning device and image reading systemOct 17, 14May 30, 17[G02B]
9651583 Measurement module, electronic apparatus, power supply tap, power supply unit, and built-in measurement moduleSep 05, 14May 16, 17[H01R, G01R]
9648206 Image processing apparatus, image processing method and computer programOct 01, 13May 09, 17[H04N]
9627108 Method and apparatus for manufacturing metal material and metal materialApr 01, 13Apr 18, 17[H01B, C22F]
9588266 Optical filter and optical apparatusMay 17, 12Mar 07, 17[G02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8982172 Vibrating element, optical scanning device, and image forming device and image projection device using sameWithdrawnJan 04, 12Mar 17, 15[H02K, H04N, B41J, G02B, G03B]
2014/0299,240 HEAT TREATMENT JIG AND METAL WIRE HEAT TREATMENT METHODAbandonedJun 20, 14Oct 09, 14[F27D, C22F]
2014/0285,704 OPTICAL FILTER, LIGHT QUANTITY CONTROL APPARATUS AND IMAGE CAPTURING APPARATUSAbandonedJun 10, 14Sep 25, 14[G02B]
2011/0126,263 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, PROGRAM FOR IMPLEMENTING THE METHOD, AND STORAGE MEDIUM STORING THE PROGRAMAbandonedFeb 02, 11May 26, 11[G06F]
2008/0238,417 MAGNETIC SUBSTANCE DETECTION SENSOR AND MAGNETIC SUBSTANCE DETECTING APPARATUSAbandonedMar 27, 08Oct 02, 08[G01R]
2007/0223,061 IMAGE READING APPARATUS, IMAGE READING UNIT THEREOF, AND REFERENCE MEMBER THEREOF FOR SHADING CORRECTIONAbandonedMar 21, 07Sep 27, 07[H04N]
2006/0175,748 Sheet conveyance apparatus and image reading apparatusAbandonedFeb 03, 06Aug 10, 06[B65H]
6934058 Image reading apparatus and method with reading suspension and resumption based on memory characteristicsExpiredJun 19, 01Aug 23, 05[H04N]
6916101 Metallic mirror, metallic rotary polygonal mirror, and process for their productionExpiredDec 22, 00Jul 12, 05[G02B]
2005/0057,780 Network scanning systemAbandonedNov 18, 03Mar 17, 05[H04N]
6771310 Image pickup apparatus with optical beam shifting with independently controlled optical elementsExpiredJul 29, 97Aug 03, 04[H04N]
6753906 Image sensing apparatus utilizing pixel-shiftingExpiredAug 26, 98Jun 22, 04[H04N]
2004/0081,451 Driver and light quantity adjusting deviceAbandonedOct 16, 03Apr 29, 04[G03B]
6661540 Image reading apparatusExpiredMar 17, 00Dec 09, 03[H04N]
6642705 Electric current sensorExpiredOct 18, 01Nov 04, 03[G01R]
6636713 Image reading apparatusExpiredOct 04, 01Oct 21, 03[G03G, G06K]
6587658 Image reading apparatusExpiredAug 14, 02Jul 01, 03[G03G]
6473121 Image pickup apparatus with optical element movable among a plurality of inclination positionsExpiredApr 03, 98Oct 29, 02[H04N]
6456068 Magnetic impedance element having a highly linear magnetic field detection rangeExpiredOct 16, 00Sep 24, 02[G01R]
5831789 Disc recording and/or reproducing apparatus having a disc cassette loading/discharging mechanism with a lock member responsive to a cassette insertion to unlock a sliding memberExpiredOct 08, 96Nov 03, 98[G11B]

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