Inventor · disambiguated record
Ichiro Hatakeyama
Also filed as: HATAKEYAMA ICHIRO
18 granted patents·1 pending application·460 citations·filing 1994–2009
95Inventor score
Top patents by PatentIndex Score
19 records- 0194US7473038B2Optical connector for coupling an optical fiber to a circuit boardFUJIKURA LTD·Filed 2006·Granted Jan 6, 2009·46 cites·10 claims
- 0293US7534052B2Optical transceiver and optical connectorFUJIKURA LTD·Filed 2004·Granted May 19, 2009·54 cites·6 claims
- 0393US5798664AOffset cancelling amplifier circuit having Miller integrator as offset detectorNEC CORP·Filed 1996·Granted Aug 25, 1998·108 cites·14 claims
- 0490US7918610B2Optical transceiver and optical connectorFUJIKURA LTD·Filed 2009·Granted Apr 5, 2011·21 cites·10 claims
- 0588US7620272B2Photoelectric composite module and optical input/output deviceNEC CORP·Filed 2007·Granted Nov 17, 2009·19 cites·13 claims
- 0683US7488122B2Optical connector and optical moduleNEC CORP·Filed 2007·Granted Feb 10, 2009·13 cites·12 claims
- 0782US7504701B2Optical unit featuring both photoelectric conversion chip and semiconductor chip wrapped with flexible sheetNEC ELECTRONICS CORP·Filed 2007·Granted Mar 17, 2009·9 cites·20 claims
- 0881US6181454B1Adaptive threshold controlled decision circuit immune to ringing components of digital signalsNEC CORP·Filed 1998·Granted Jan 30, 2001·66 cites·30 claims
- 0977US7561762B2Semiconductor device having optical signal input-output mechanismNEC CORP·Filed 2005·Granted Jul 14, 2009·6 cites·7 claims
- 1071US8315491B2Optical connector and optical coupling structureHINO TOMOYUKI·Filed 2007·Granted Nov 20, 2012·7 cites·7 claims
- 1171US6819722B2Offset control circuit, optical receiver using the same and optical communication systemNEC CORP·Filed 2000·Granted Nov 16, 2004·12 cites·26 claims
- 1266US7783143B2Semiconductor device having optical signal input-output mechanismNEC CORP·Filed 2009·Granted Aug 24, 2010·3 cites·9 claims
- 1364US5525929ATransimpedance amplifier circuit with feedback and load resistor variable circuitsNEC CORP·Filed 1994·Granted Jun 11, 1996·18 cites·7 claims
- 1463US7333683B2Structure and method for mounting LSI package onto photoelectric wiring board, information processing apparatus, optical interface, and photoelectric wiring boardNEC CORPROATION·Filed 2005·Granted Feb 19, 2008·3 cites·33 claims
- 1561US6081362AOptical receiver capable of responding to both burst and continuous signalsNEC CORP·Filed 1997·Granted Jun 27, 2000·29 cites·23 claims
- 1658US6018407AOptical receiving circuitNEC CORP·Filed 1997·Granted Jan 25, 2000·25 cites·11 claims
- 1748US6538790B1Optical receiver arrayNEC CORP·Filed 1999·Granted Mar 25, 2003·16 cites·10 claims
- 1843US2010321902A1Connection structure and information processing apparatusHATAKEYAMA ICHIRO·Filed 2007·Application pending·0 cites
- 1936US5793256AIntegrated circuit preamplifier for an optical receiverNEC CORP·Filed 1996·Granted Aug 11, 1998·5 cites·8 claims
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