Inventor · disambiguated record
Masahiko Tsuchiya
Also filed as: TSUCHIYA MASAHIKO
56 granted patents·5 pending applications·578 citations·filing 1983–2022
98Inventor score
Files withHONDA MOTOR CO LTD20SEIKO EPSON CORP15STANLEY ELECTRIC CO LTD10TSUCHIYA MASAHIKO6FANUC CORP2
Top patents by PatentIndex Score
61 records- 0194US7141825B2Semiconductor light emitting device capable of suppressing silver migration of reflection film made of silverSTANLEY ELECTRIC CO LTD·Filed 2004·Granted Nov 28, 2006·87 cites·20 claims
- 0294US4546253AApparatus for producing sample ionsTSUCHIYA MASAHIKO·Filed 1983·Granted Oct 8, 1985·125 cites·8 claims
- 0393US7763898B2Light emitting device having high optical output efficiencySTANLEY ELECTRIC CO LTD·Filed 2006·Granted Jul 27, 2010·24 cites·27 claims
- 0487US6332816B1Jet-propelled boatHONDA MOTOR CO LTD·Filed 2000·Granted Dec 25, 2001·29 cites·20 claims
- 0585US7411220B2Semiconductor light emitting device and manufacturing method thereofSTANLEY ELECTRIC CO LTD·Filed 2005·Granted Aug 12, 2008·12 cites·30 claims
- 0685US6888397B2Temperature sensor circuit, semiconductor integrated circuit, and method of adjusting the temperature sensor circuitSEIKO EPSON CORP·Filed 2003·Granted May 3, 2005·33 cites·20 claims
- 0785US6875065B2Trim operating lever device for personal watercraftHONDA MOTOR CO LTD·Filed 2003·Granted Apr 5, 2005·26 cites·7 claims
- 0881US6905378B2Engine control unitHONDA MOTOR CO LTD·Filed 2004·Granted Jun 14, 2005·21 cites·3 claims
- 0980US6633192B2Level shift circuit and semiconductor device using the sameSEIKO EPSON CORP·Filed 2001·Granted Oct 14, 2003·23 cites·23 claims
- 1078US7605403B2Semiconductor light-emitting device and fabrication method of the sameSTANLEY ELECTRIC CO LTD·Filed 2005·Granted Oct 20, 2009·8 cites·10 claims
- 1177US8640843B2Hydraulic clutch deviceOGASAWARA ATSUSHI·Filed 2010·Granted Feb 4, 2014·4 cites·13 claims
- 1276US7470987B2Semiconductor device and its manufacture method capable of preventing short circuit of electrodes when semiconductor device is mounted on sub-mount substrateSTANLEY ELECTRIC CO LTD·Filed 2007·Granted Dec 30, 2008·6 cites·5 claims
- 1376US6317344B1Electrical device with booster circuitSEIKO EPSON CORP·Filed 2000·Granted Nov 13, 2001·14 cites·24 claims
- 1475US7271426B2Semiconductor light emitting device on insulating substrate and its manufacture methodSTANLEY ELECTRIC CO LTD·Filed 2004·Granted Sep 18, 2007·20 cites·30 claims
- 1574US7061481B2Power supply circuit, operational amplifier circuit, liquid crystal device and electronic instrumentSEIKO EPSON CORP·Filed 2001·Granted Jun 13, 2006·12 cites·10 claims
- 1674US7019730B2Power supply circuit, operational amplifier circuit, liquid crystal device and electronic instrumentSEIKO EPSON CORP·Filed 2004·Granted Mar 28, 2006·12 cites·4 claims
- 1773US6872108B2Drive shaft bearing structure for watercraftHONDA MOTOR CO LTD·Filed 2002·Granted Mar 29, 2005·12 cites·15 claims
- 1872US7193247B2Gallium nitride compound semiconductor deviceSTANLEY ELECTRIC CO LTD·Filed 2006·Granted Mar 20, 2007·4 cites·7 claims
- 1968US7728831B2Semiconductor device, electro-optical device, and electronic instrumentSEIKO EPSON CORP·Filed 2008·Granted Jun 1, 2010·3 cites·17 claims
- 2068US7595206B2Manufacturing method for semiconductor light emitting deviceSTANLEY ELECTRIC CO LTD·Filed 2008·Granted Sep 29, 2009·3 cites·6 claims
- 2167US8158993B2Nitride semiconductor crystal with surface textureLIANG JI-HAO·Filed 2007·Granted Apr 17, 2012·3 cites·5 claims
- 2267US7285858B2Semiconductor device and its manufacture method capable of preventing short circuit of electrodes when semiconductor device is mounted on sub-mount substrateSTANLEY ELECTRIC CO LTD·Filed 2004·Granted Oct 23, 2007·12 cites·8 claims
- 2366US6630863B2Differential amplifier, semiconductor device, power supply circuit and electronic equipment using the sameSEIKO EPSON CORP·Filed 2001·Granted Oct 7, 2003·14 cites·18 claims
- 2464US11209793B2Controller for machine tool and control systemFANUC CORP·Filed 2020·Granted Dec 28, 2021·0 cites·9 claims
- 2564US8555740B2Transmission for internal combustion engineTANAKA MASATAKA·Filed 2011·Granted Oct 15, 2013·2 cites·18 claims
- 2661US6812781B2Differential amplifier, semiconductor device, power supply circuit and electronic equipment using the sameSEIKO EPSON CORP·Filed 2001·Granted Nov 2, 2004·11 cites·8 claims
- 2760US8800400B2Dog-clutch transmission systemTAKAHASHI KOSAKU·Filed 2012·Granted Aug 12, 2014·2 cites·13 claims
- 2860US6913496B2Personal watercraftHONDA MOTOR CO LTD·Filed 2003·Granted Jul 5, 2005·8 cites·7 claims
- 2960US6697060B1Liquid-crystal display, electronic device, and power supply circuit for driving liquid-crystal displaySEIKO EPSON CORP·Filed 2000·Granted Feb 24, 2004·6 cites·10 claims
- 3059US6679742B2Exhaust structure for a jet propulsion watercraftHONDA MOTOR CO LTD·Filed 2002·Granted Jan 20, 2004·9 cites·24 claims
- 3158US12327789B2Semiconductor deviceSEIKO EPSON CORP·Filed 2022·Granted Jun 10, 2025·0 cites·3 claims
- 3258US8944228B2Hydraulic clutch control device of vehicle power unitFUKAYA KAZUYUKI·Filed 2012·Granted Feb 3, 2015·1 cites·19 claims
- 3354US8049607B2Oil level detecting deviceHONDA MOTOR CO LTD·Filed 2009·Granted Nov 1, 2011·2 cites·20 claims
- 3454US6534804B2Semiconductor deviceSEIKO EPSON CORP·Filed 2001·Granted Mar 18, 2003·6 cites·27 claims
- 3553US8658440B2Nitride semiconductor crystal with surface textureLIANG JI-HAO·Filed 2011·Granted Feb 25, 2014·0 cites·10 claims
- 3652US10248100B2Numerical controllerFANUC CORP·Filed 2016·Granted Apr 2, 2019·0 cites·5 claims
- 3752US6666736B2Water jet propulsion apparatusHONDA MOTOR CO LTD·Filed 2002·Granted Dec 23, 2003·4 cites·12 claims
- 3851US11594899B2Mobile information processing device, integrated circuit, and battery packSEIKO EPSON CORP·Filed 2018·Granted Feb 28, 2023·0 cites·7 claims
- 3951US7247068B2Boat propulsion unitHONDA MOTOR CO LTD·Filed 2006·Granted Jul 24, 2007·2 cites·10 claims
- 4049US7974188B2Repeater and communication methodNEC CORP·Filed 2009·Granted Jul 5, 2011·0 cites·21 claims
- 4149US7479954B2Power supply circuit, driving device, electro-optic device, electronic apparatus, and method of supplying driving-voltagesSEIKO EPSON CORP·Filed 2005·Granted Jan 20, 2009·0 cites·9 claims
- 4249US2007058467A1Semiconductor device, electro-optical device, and electronic instrumentSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 4348US6695656B2Drive shaft support structure for small watercraftHONDA MOTOR CO LTD·Filed 2002·Granted Feb 24, 2004·3 cites·18 claims
- 4447US6837210B2Lubrication unit for enginesHONDA MOTOR CO LTD·Filed 2002·Granted Jan 4, 2005·3 cites·12 claims
- 4547US2009219818A1Node device, packet switch device, communication system and method of communicating packet dataTSUCHIYA MASAHIKO·Filed 2009·Application pending·0 cites
- 4646US7001228B2Water jet pumpHONDA MOTOR CO LTD·Filed 2004·Granted Feb 21, 2006·2 cites·18 claims
- 4746US5504098ABenzothiazolesulfonamide derivative, method for preparing the same, and use thereofASAHI CHEMICAL IND·Filed 1994·Granted Apr 2, 1996·3 cites·3 claims
- 4845US6699084B2Drive shaft bearing structure for boatHONDA MOTOR CO LTD·Filed 2002·Granted Mar 2, 2004·2 cites·18 claims
- 4945US2008240007A1Inter-ring fairness control method and rpr node deviceTSUCHIYA MASAHIKO·Filed 2008·Application pending·0 cites
- 5044US8493290B2Integrated circuit device, electro optical device and electronic apparatusTSUCHIYA MASAHIKO·Filed 2010·Granted Jul 23, 2013·0 cites·13 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →