Inventor · disambiguated record
Koichi Fujita
Also filed as: FUJITA KOICHI
38 granted patents·4 pending applications·594 citations·filing 1984–2024
98Inventor score
Files withMITSUBISHI ELECTRIC CORP11TOYOTA MOTOR CO LTD9AISIN SEIKI3HONDA MOTOR CO LTD3MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3
Top patents by PatentIndex Score
42 records- 0188US6170864B1Activation control apparatus for passive vehicle occupant restraint and method of controlling activation of passive vehicle occupant restraintTOYOTA MOTOR CO LTD·Filed 1997·Granted Jan 9, 2001·66 cites·51 claims
- 0285US5578509AMethod of making a field effect transistorMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 26, 1996·61 cites·4 claims
- 0385US5451807AMetal oxide semiconductor field effect transistorMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Sep 19, 1995·57 cites·4 claims
- 0484US7339455B2Platinum resistor temperature sensorNGK SPARK PLUG CO·Filed 2005·Granted Mar 4, 2008·10 cites·19 claims
- 0582USD431698SRotary brush for electric vacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 3, 2000·30 cites·1 claims
- 0678US6347268B1Activation control apparatus for passive vehicle occupant restraint and method of controlling activation of passive vehicle occupant restraintTOYOTA MOTOR CO LTD·Filed 2000·Granted Feb 12, 2002·25 cites·92 claims
- 0776US5609358AActivation control system for vehicular air bagsTOYOTA MOTOR CO LTD·Filed 1995·Granted Mar 11, 1997·48 cites·4 claims
- 0873US7549508B2MufflerCALSONIC KANSEI CORP·Filed 2006·Granted Jun 23, 2009·7 cites·20 claims
- 0972US7938026B2Magnetostrictive torque sensor and electric steering systemHONDA MOTOR CO LTD·Filed 2008·Granted May 10, 2011·8 cites·6 claims
- 1072US5925084AAttitude-supporting apparatus mounted on vehicle for sustaining attitude of passenger and method of sustaining attitude of passengerTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 20, 1999·40 cites·11 claims
- 1172US5335749ACrash sensorNIPPON DENSO CO·Filed 1992·Granted Aug 9, 1994·38 cites·3 claims
- 1271US6502888B2Instrument panel arrangement for motor vehiclesHONDA MOTOR CO LTD·Filed 2001·Granted Jan 7, 2003·24 cites·9 claims
- 1370US9587997B2Magnetostrictive torque sensor and electric power steering apparatusHONDA MOTOR CO LTD·Filed 2016·Granted Mar 7, 2017·2 cites·12 claims
- 1468US4650904AProcess for producing mixed tertiary amine oxideMITSUBISHI PETROCHEMICAL CO·Filed 1984·Granted Mar 17, 1987·8 cites·4 claims
- 1566US12466315B2Control device, control method, and non-transitory storage mediumTOYOTA MOTOR CO LTD·Filed 2024·Granted Nov 11, 2025·0 cites·8 claims
- 1666US6002154AHigh-frequency MOSFETMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Dec 14, 1999·26 cites·7 claims
- 1765US9012959B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 21, 2015·1 cites·6 claims
- 1865US7210333B2Humidity sensor and method of using the humidity sensorNGK SPARK PLUG CO·Filed 2004·Granted May 1, 2007·5 cites·28 claims
- 1965US6650981B2Control system and method for controlling vehicle-occupant protecting apparatusTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 18, 2003·17 cites·16 claims
- 2064US9202907B2Protection diodeMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Dec 1, 2015·1 cites·2 claims
- 2164US5887644ARoll cooling structure for twin roll continuous casterISHIKAWA JIMA HARIMA HEAVY IND·Filed 1997·Granted Mar 30, 1999·28 cites·13 claims
- 2263US10256336B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Apr 9, 2019·1 cites·15 claims
- 2362US5622617AGarbage treating apparatus with connected moisture sensor and controllerMATSUSHITA ELECTRIC WORKS LTD·Filed 1995·Granted Apr 22, 1997·22 cites·10 claims
- 2461US12037668B2Powder magnetic core and method for producing the sameALPS ALPINE CO LTD·Filed 2021·Granted Jul 16, 2024·0 cites·8 claims
- 2561US8907424B2Protection diodeFUJITA KOICHI·Filed 2013·Granted Dec 9, 2014·1 cites·4 claims
- 2661US7131164B2Vacuum cleaner and suction nozzle employed thereinMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 7, 2006·11 cites·22 claims
- 2757US7257852B2Suction unit for use in an electric vacuum cleaner and electric vacuum cleaner employing sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 21, 2007·7 cites·9 claims
- 2856US12466361B2Vehicle information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Granted Nov 11, 2025·0 cites·3 claims
- 2956US9202908B2Protection diodeMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Dec 1, 2015·0 cites·3 claims
- 3054US2024372942A1Notification system, vehicle control device, and notification methodTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3154US2024367667A1Notification system, vehicle control device, and notification methodTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3251US5135254AVehicle air bag apparatusNIPPON DENSO CO·Filed 1991·Granted Aug 4, 1992·20 cites·12 claims
- 3351US2009047473A1Ni-containing plating film and method of manufacturing the sameKANADA YOSHIHIRO·Filed 2008·Application pending·0 cites
- 3450US6794722B2Field effect transistor with reverse dopant grandient regionMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Sep 21, 2004·4 cites·13 claims
- 3542US9882011B2Semiconductor device with reduced parasitic drain-gate capacitance and method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jan 30, 2018·0 cites·21 claims
- 3642US6528747B2Acceleration detector with spring biased rotorAISIN SEIKI·Filed 2001·Granted Mar 4, 2003·2 cites·9 claims
- 3742US5317512AActuation system for vehicle passenger protective deviceNIPPON DENSO CO·Filed 1992·Granted May 31, 1994·13 cites·6 claims
- 3842US2008122060A1Semiconductor device including corrosion resistant wiring structureMITSUBISHI ELECTRIC CORP·Filed 2006·Application pending·0 cites
- 3941US11081602B2Optical semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 3, 2021·0 cites·11 claims
- 4041US6172313B1Acceleration detecting deviceAISIN SEIKI·Filed 1998·Granted Jan 9, 2001·7 cites·15 claims
- 4135US8569871B2Semiconductor device having a molded packageFUJITA KOICHI·Filed 2006·Granted Oct 29, 2013·0 cites·6 claims
- 4233US6093898AAcceleration detecting deviceAISIN SEIKI·Filed 1998·Granted Jul 25, 2000·4 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →