Inventor · disambiguated record
Tomohiro Otani
Also filed as: OTANI TOMOHIRO
28 granted patents·5 pending applications·327 citations·filing 1996–2017
96Inventor score
Top patents by PatentIndex Score
33 records- 0190US7500471B2Pressure accumulation-type fuel injection device and internal combustion engine provided with this pressure accumulation-type fuel injection deviceYANMAR CO LTD·Filed 2005·Granted Mar 10, 2009·24 cites·12 claims
- 0287US6532091B1Optical digital regeneratorKDD CORP·Filed 1999·Granted Mar 11, 2003·92 cites·31 claims
- 0384US6327060B1Optical transmission system, optically branching apparatus and optical signal processing apparatusKOKUSAI DENSHIN DENWA CO LTD·Filed 1998·Granted Dec 4, 2001·83 cites·9 claims
- 0478US7151893B2Data transmission system, transmission method of optical network monitor control signal, and nodeKDDI CORP·Filed 2003·Granted Dec 19, 2006·17 cites·25 claims
- 0570US6115156ADemultiplexer device for wavelength-division multiplexed optical fiber communicationKOKUSAI DENSHIN DENWA CO LTD·Filed 1997·Granted Sep 5, 2000·34 cites·4 claims
- 0668US9644567B2EngineYANMAR CO LTD·Filed 2013·Granted May 9, 2017·2 cites·2 claims
- 0767US6782201B2Four fiber ring network optical switching circuit using branched inputsDDI CORP·Filed 2000·Granted Aug 24, 2004·7 cites·7 claims
- 0866US7661411B2Multi-cylinder engine fuel control method, engine fuel injection amount control method and engine operation state discrimination method using the same, propulsion apparatus for multiple engines, and fuel injection control method during crash astern in marine engine with reduction and reversal deviceYANMAR CO LTD·Filed 2005·Granted Feb 16, 2010·4 cites·8 claims
- 0965US7540275B2Accumulator-type fuel injection apparatus and internal combustion engine provided with that accumulator-type fuel injection apparatusYANMAR CO LTD·Filed 2005·Granted Jun 2, 2009·4 cites·4 claims
- 1064US7035552B2Optical reception apparatus and optical transmission systemKDDI CORP·Filed 2002·Granted Apr 25, 2006·8 cites·12 claims
- 1162US10271905B2Patient-specific virtual intervention laboratory to prevent strokeUNIV JOHNS HOPKINS·Filed 2016·Granted Apr 30, 2019·1 cites·20 claims
- 1261US6798558B2Optical clock multiplier and method thereofKDDI CORP·Filed 2003·Granted Sep 28, 2004·7 cites·25 claims
- 1361US6741810B2Signal demultiplexing device and signal routing device in high speed transmission systemDDI CORP·Filed 2001·Granted May 25, 2004·5 cites·4 claims
- 1458US9915213B2EngineYANMAR CO LTD·Filed 2017·Granted Mar 13, 2018·0 cites·3 claims
- 1557US7784281B2Multi-cylinder engine fuel control method, engine fuel injection amount control method and engine operation state discrimination method using the same, propulsion apparatus for multiple engines, and fuel injection control method during crash astern in marine engine with reduction and reversal deviceYANMAR CO LTD·Filed 2009·Granted Aug 31, 2010·2 cites·1 claims
- 1657US7480458B2Link system for photonic cross connect and transmission apparatusKDDI CORP·Filed 2006·Granted Jan 20, 2009·1 cites·4 claims
- 1756US7491864B2Absorbent article for body fluids and production method thereofDAIO SEISHI KK·Filed 2002·Granted Feb 17, 2009·14 cites·5 claims
- 1855US7747167B2Wavelength service providing apparatus in all-optical networkKDDI CORP·Filed 2006·Granted Jun 29, 2010·1 cites·8 claims
- 1954US7753030B2Accumulator-type fuel injection apparatus and internal combustion engine provided with that accumulator-type fuel injection apparatusYANMAR CO LTD·Filed 2009·Granted Jul 13, 2010·1 cites·14 claims
- 2052US7116914B2Optical signal regeneratorKDDI CORP·Filed 2002·Granted Oct 3, 2006·2 cites·15 claims
- 2147US8126638B2EngineADACHI HITOSHI·Filed 2008·Granted Feb 28, 2012·2 cites·7 claims
- 2247US2008263615A1Integrated operation management system of video transmission network and operation management methodKDDI CORP·Filed 2008·Application pending·0 cites
- 2345US5978122ANoise suppression method for wavelength division multiplexing transmission systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1996·Granted Nov 2, 1999·16 cites·3 claims
- 2444US7707995B2Multi-cylinder engine fuel control method, engine fuel injection amount control method and engine operation state discrimination method using the same, propulsion apparatus for multiple engines, and fuel injection control method during crash astern in marine engine with reduction and reversal deviceYANMAR CO LTD·Filed 2009·Granted May 4, 2010·0 cites·12 claims
- 2544US2003193931A1Data/audio multiplexer/demultiplexer, data/audio multiplex transmission system, and methods thereofFiled 2003·Application pending·0 cites
- 2644US2004141749A1Optical receiver and optical add/drop apparatusFiled 2003·Application pending·0 cites
- 2742US10502156B2Engine controller based on atmospheric pressureYANMAR CO LTD·Filed 2015·Granted Dec 10, 2019·0 cites·18 claims
- 2842US8254782B2Optical signal quality monitoring apparatusTSURITANI TAKEHIRO·Filed 2008·Granted Aug 28, 2012·0 cites·7 claims
- 2942US2002197001A1Optical crossconnect system and its controller and methodFiled 2002·Application pending·0 cites
- 3040US2002063925A1Broadcast type optical network system using loop shaped optical networksFiled 2001·Application pending·0 cites
- 3136US8494752B2EngineADACHI HITOSHI·Filed 2008·Granted Jul 23, 2013·0 cites·2 claims
- 3236US7903969B2Link connectivity verification methodKDDI CORP·Filed 2007·Granted Mar 8, 2011·0 cites·5 claims
- 3335US7467039B2Revolution control apparatus for an internal combustion engine, and internal combustion engine provided with that revolution control apparatusYANMAR CO LTD·Filed 2005·Granted Dec 16, 2008·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →