SEIKO NPC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 1350
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 12350
 
  
 
H03K PULSE TECHNIQUE 11120
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 11100
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 872
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 699
 
  
 
H03F AMPLIFIERS 578
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
G11C STATIC STORES 3148
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 298

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9046366 Signal processing circuit, physical quantity detection apparatus, angular velocity detection apparatus, integrated circuit device, and electronic instrumentFeb 24, 12Jun 02, 15[G01C]
8850887 Detection circuit, physical quantity detection apparatus, angular velocity detection apparatus, integrated circuit device, and electronic instrumentFeb 24, 12Oct 07, 14[G01C, H03H]
8618890 Angular velocity detection apparatusFeb 24, 12Dec 31, 13[H03B]
8375790 Physical quantity detection apparatus, method of controlling physical quantity detection apparatus, abnormality diagnosis system, and abnormality diagnosis methodJun 09, 10Feb 19, 13[G01C]
8141425 Angular rate detection apparatus providing stable outputMar 23, 09Mar 27, 12[G01C]
7667252 Semiconductor nonvolatile storage element and method of fabricating the sameDec 05, 06Feb 23, 10[H01L]
7441458 Systems for measuring physical quantitiesJan 19, 05Oct 28, 08[G01C]
7397883 Spread spectrum type clock generation circuit for improving frequency modulation efficiencyJan 26, 05Jul 08, 08[H03D]
7370531 Detection circuits, detection method and systems of measuring physical quantitiesJan 19, 05May 13, 08[G01C]
7271619 Charge pump circuit reducing noise and charge error and PLL circuit using the sameApr 18, 05Sep 18, 07[H03K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7176432 Image detection processor and image detection processing methodExpiredJun 04, 04Feb 13, 07[H01L]
2006/0263,976 Semiconductor device with capacitor structure for improving area utilizationAbandonedFeb 14, 06Nov 23, 06[H01L]
7129776 Bias voltage generator circuitExpiredNov 29, 04Oct 31, 06[G05F]
6944113 Method of controlling laser diode in optical disk player and circuit thereforExpiredMay 31, 01Sep 13, 05[G11B]
6934324 Zero value-detecting circuitExpiredAug 21, 01Aug 23, 05[H04L]
2004/0217,401 Semiconductor nonvolatile storage element and method of fabricating the sameAbandonedJun 02, 04Nov 04, 04[H01L]
6788159 Temperature compensated oscillator, adjusting method thereof, and integrated circuit for temperature compensated oscillatorExpiredSep 23, 02Sep 07, 04[H03L]
6733174 Semiconductor temperature detecting method and its circuitExpiredJul 31, 01May 11, 04[G01K]
6670844 Charge pump circuitExpiredSep 04, 02Dec 30, 03[G05F]
6465967 Control circuit of light emitting elementExpiredJul 10, 01Oct 15, 02[G09G, G05F]

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