Inventor · disambiguated record
Tetsu Hasegawa
Also filed as: HASEGAWA TETSU
16 granted patents·2 pending applications·135 citations·filing 2003–2020
92Inventor score
Top patents by PatentIndex Score
18 records- 0194US11120187B1Semiconductor integrated circuit, circuit designing apparatus, and circuit designing methodTOSHIBA KK·Filed 2020·Granted Sep 14, 2021·3 cites·20 claims
- 0292US7526161B2Optical deviceFUJITSU LTD·Filed 2007·Granted Apr 28, 2009·14 cites·13 claims
- 0389US7577885B2Semiconductor integrated circuit, design support software system and automatic test pattern generation systemTOSHIBA KK·Filed 2006·Granted Aug 18, 2009·20 cites·2 claims
- 0487US8127188B2Semiconductor integrated circuit and design automation systemHASEGAWA TETSU·Filed 2009·Granted Feb 28, 2012·22 cites·18 claims
- 0579US7627200B2Optical deviceFUJITSU LTD·Filed 2006·Granted Dec 1, 2009·5 cites·24 claims
- 0679US7120890B2Apparatus for delay fault testing of integrated circuitsTOSHIBA KK·Filed 2003·Granted Oct 10, 2006·25 cites·20 claims
- 0777US7797591B2Semiconductor integrated circuit, design support software system, and automatic test pattern generation systemTOSHIBA KK·Filed 2009·Granted Sep 14, 2010·9 cites·2 claims
- 0877US7099783B2Semiconductor integrated circuit, design support apparatus, and test methodTOSHIBA KK·Filed 2003·Granted Aug 29, 2006·22 cites·8 claims
- 0975US7734975B2Semiconductor integrated circuit having built-n self test circuit of logic circuit and embedded device, and design apparatus thereofTOSHIBA KK·Filed 2007·Granted Jun 8, 2010·8 cites·16 claims
- 1071US7551820B2Optical deviceFUJITSU LTD·Filed 2008·Granted Jun 23, 2009·4 cites·3 claims
- 1151US11397841B2Semiconductor integrated circuit, circuit designing apparatus, and circuit designing methodTOSHIBA KK·Filed 2020·Granted Jul 26, 2022·0 cites·8 claims
- 1251US7689078B2Optical deviceFUJITSU LTD·Filed 2008·Granted Mar 30, 2010·0 cites·7 claims
- 1348US8135241B2Optical modulation device utilizing electro-optic effectSHIRAISHI TAKASHI·Filed 2009·Granted Mar 13, 2012·0 cites·8 claims
- 1447US8774583B2Optical device and optical transmitterSHIRAISHI TAKASHI·Filed 2010·Granted Jul 8, 2014·0 cites·8 claims
- 1547US7643712B2Optical module and optical switching deviceFUJITSU LTD·Filed 2008·Granted Jan 5, 2010·0 cites·8 claims
- 1646US6980707B2Waveguide type variable optical attenuatorHITACHI CABLE·Filed 2003·Granted Dec 27, 2005·3 cites·12 claims
- 1736US2004246337A1Self-test executable integrated circuit, a design apparatus thereof, and a scan chain design apparatusTOSHIBA KK·Filed 2004·Application pending·0 cites
- 1834US2012226953A1Semiconductor integrated circuit, design apparatus and design methodNAKAZATO MASATO·Filed 2011·Application pending·0 cites
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