Inventor · disambiguated record
Hiroki Koga
Also filed as: KOGA HIROKI
37 granted patents·9 pending applications·385 citations·filing 1993–2023
97Inventor score
Files withNEC CORP14OMRON TATEISI ELECTRONICS CO13YAMAHA MOTOR CO LTD9ELPIDA MEMORY INC2NEC ELECTRONICS CORP2
Top patents by PatentIndex Score
46 records- 0187US12391352B2Outboard motorYAMAHA MOTOR CO LTD·Filed 2022·Granted Aug 19, 2025·1 cites·7 claims
- 0282US6236248B1Output buffer circuitNEC CORP·Filed 1999·Granted May 22, 2001·42 cites·9 claims
- 0375US7646661B2Self-refresh control circuit for detecting current flowing from current generator and semiconductor device including sameNEC ELECTRONICS CORP·Filed 2008·Granted Jan 12, 2010·9 cites·20 claims
- 0475US6914309B2Semiconductor device with double sidewall spacer and layered contactHITACHI LTD·Filed 2002·Granted Jul 5, 2005·16 cites·8 claims
- 0568US12491978B2Marine propulsion device with simplified wiring of power linesYAMAHA MOTOR CO LTD·Filed 2023·Granted Dec 9, 2025·0 cites·12 claims
- 0668US6649500B2Semiconductor device including an insulated gate field effect transistor and method of manufacturing the sameNEC CORP·Filed 2001·Granted Nov 18, 2003·12 cites·9 claims
- 0768US5856938ASmall-sized multi-valued semiconductor memory device with coupled capacitors between divided bit linesNEC CORP·Filed 1997·Granted Jan 5, 1999·27 cites·36 claims
- 0867US5912509AMOS semiconductor device and method of manufacturing the sameNEC CORP·Filed 1997·Granted Jun 15, 1999·22 cites·5 claims
- 0967US5514184AArtificial joint having porous portionKOBE STEEL LTD·Filed 1994·Granted May 7, 1996·95 cites·2 claims
- 1066US12173638B2Outboard motorYAMAHA MOTOR CO LTD·Filed 2022·Granted Dec 24, 2024·0 cites·12 claims
- 1166US6235575B1Semiconductor device and method for manufacturing sameNEC CORP·Filed 1999·Granted May 22, 2001·31 cites·6 claims
- 1265US6177331B1Method for manufacturing semiconductor deviceNEC CORP·Filed 1998·Granted Jan 23, 2001·31 cites·9 claims
- 1362US12403995B2Outboard motorYAMAHA MOTOR CO LTD·Filed 2022·Granted Sep 2, 2025·0 cites·18 claims
- 1461US12277983B2Semiconductor deviceSONY GROUP CORP·Filed 2021·Granted Apr 15, 2025·0 cites·18 claims
- 1561US5627400ASemiconductor memory deviceNEC CORP·Filed 1995·Granted May 6, 1997·27 cites·26 claims
- 1660US12421886B2Outboard motorYAMAHA MOTOR CO LTD·Filed 2022·Granted Sep 23, 2025·0 cites·20 claims
- 1758US12455204B2Tactile sensorOMRON TATEISI ELECTRONICS CO·Filed 2021·Granted Oct 28, 2025·0 cites·7 claims
- 1857US2023286634A1Outboard motor capable of being tilted up and trimmed in, and marine vessel therewithYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1955US2024067318A1Outboard motor and marine vesselYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 2054US12109683B2Tactile sensor, robot hand, and robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Oct 8, 2024·0 cites·19 claims
- 2153US11448699B2Input device, and input diagnosing methodMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Sep 20, 2022·0 cites·2 claims
- 2253US5796167ASemiconductor device with buried wiring layer and fabrication process thereofNEC CORP·Filed 1997·Granted Aug 18, 1998·14 cites·10 claims
- 2353US5792691AMethod of manufacturing semiconductor memory device having a capacitorNEC CORP·Filed 1997·Granted Aug 11, 1998·13 cites·9 claims
- 2452US12097611B2Sensor assembly and suction apparatusOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Sep 24, 2024·0 cites·20 claims
- 2552US6593186B1Method for manufacturing non-volatile semiconductor memory deviceNEC ELECTRONICS CORP·Filed 2000·Granted Jul 15, 2003·5 cites·12 claims
- 2651US12422319B2Tactile sensing systemOMRON TATEISI ELECTRONICS CO·Filed 2021·Granted Sep 23, 2025·0 cites·18 claims
- 2751US12269694B2ControllerOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Apr 8, 2025·0 cites·20 claims
- 2851US5491108AMethod of producing semiconductor integrated circuit device having interplayer insulating film covering substrateNEC CORP·Filed 1993·Granted Feb 13, 1996·20 cites·6 claims
- 2950US2023409843A1Semiconductor deviceSONY GROUP CORP·Filed 2021·Application pending·0 cites
- 3049US11820000B2End effector and end effector deviceOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Nov 21, 2023·0 cites·20 claims
- 3147US7709366B2Semiconductor device and method of manufacturing the sameELPIDA MEMORY INC·Filed 2005·Granted May 4, 2010·0 cites·21 claims
- 3246US11656102B2Proximity sensor unit and distance calculation deviceOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted May 23, 2023·0 cites·10 claims
- 3346US2022333922A1Deterioration determination apparatus, deterioration determination method, and computer-readable storage medium storing a control programOMRON TATEISI ELECTRONICS CO·Filed 2020·Application pending·0 cites
- 3446US2022339798A1Deterioration determination apparatus, deterioration determination method, and computer-readable storage medium storing a control programOMRON TATEISI ELECTRONICS CO·Filed 2020·Application pending·0 cites
- 3545US2010200925A1Semiconductor device and method of manufacturing the sameELPIDA MEMORY INC·Filed 2010·Application pending·0 cites
- 3645US2024229702A1Marine propulsion deviceYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 3744US11931887B2End effector deviceOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Mar 19, 2024·0 cites·18 claims
- 3843US9227713B2Outboard motorYAMAHA MOTOR CO LTD·Filed 2013·Granted Jan 5, 2016·0 cites·9 claims
- 3943US5661065AMethod for fabricating semiconductor memory device having a capacitorNEC CORP·Filed 1996·Granted Aug 26, 1997·7 cites·2 claims
- 4042US12275132B2Tactile sensor, robot hand, and robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Apr 15, 2025·0 cites·18 claims
- 4141US12017345B2End effector and end effector deviceOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Jun 25, 2024·0 cites·10 claims
- 4241US2022227011A1Tactile Sensor, Robot Hand, and RobotOMRON TATEISI ELECTRONICS CO·Filed 2019·Application pending·0 cites
- 4340US6190987B1MOS semiconductor device and method of manufacturing the sameNEC CORP·Filed 1999·Granted Feb 20, 2001·5 cites·3 claims
- 4438US2004067628A1Semiconductor device including an insulated gate field effect transistor and method of manufacting the sameFiled 2003·Application pending·0 cites
- 4535US5355334ANonvolatile semiconductor memory device having parallel write and read functionNEC CORP·Filed 1994·Granted Oct 11, 1994·7 cites·15 claims
- 4631US6313494B1Semiconductor device having a selectively-grown contact padNEC CORP·Filed 1998·Granted Nov 6, 2001·1 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →