Takaoka Electric Mfg. Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS396
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 276
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7092093 Polarization bearing detection type two-dimensional light reception timing detecting device and surface form measuring device using the sameMar 03, 03Aug 15, 06[G01J]
6373978 Three-dimensional shape measuring apparatusApr 20, 00Apr 16, 02[G06K]
6288382 Micro-scanning multislit confocal image acquisition apparatusOct 14, 99Sep 11, 01[G01J]
6108090 Three-dimensional shape measuring apparatusMar 08, 99Aug 22, 00[G01B]
5946100 Three-dimensional shape measuring apparatusOct 28, 97Aug 31, 99[G01B]
5737084 Three-dimensional shape measuring apparatusSep 26, 96Apr 07, 98[G01B]
5687031 Three-dimensional image acquisition apparatusFeb 21, 96Nov 11, 97[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0115,469 OPTICAL FIBER ELECTRIC CURRENT SENSOR, ELECTRIC CURRENT MEASUREMENT METHOD, AND FAULT ZONE DETECTION APPARATUSAbandonedJul 15, 09May 19, 11[G01R]
6675198 Network and network terminalExpiredApr 27, 00Jan 06, 04[G06F]
6399942 Active confocal image acquisition apparatus and method of three-dimensional measurement using sameExpiredDec 15, 99Jun 04, 02[H01J]
6049266 Single-phase three-wire type transformerExpiredApr 08, 99Apr 11, 00[H01F]
4649271 Fiber-optic acceleration sensor with photoluminescent materialExpiredJan 24, 85Mar 10, 87[H01J]
4581528 Fiber optical measuring device for measuring dynamic movementsExpiredMay 26, 83Apr 08, 86[H01J]
4539473 Optically excitable luminescent sensor elementsExpiredJun 28, 84Sep 03, 85[G01K, H01L]
4376890 Fiber-optic temperature-measuring apparatusExpiredOct 06, 80Mar 15, 83[G02B]

Top Inventors for This Owner

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