Inventor · disambiguated record
Toru Yoshinaga
Also filed as: YOSHINAGA TORU
22 granted patents·786 citations·filing 1981–2007
97Inventor score
Top patents by PatentIndex Score
22 records- 0199US4621599AMethod and apparatus for operating direct injection type internal combustion engineNIPPON SOKEN·Filed 1984·Granted Nov 11, 1986·121 cites·10 claims
- 0298US4603671AFuel injector for an internal combustion engineNIPPON SOKEN·Filed 1984·Granted Aug 5, 1986·126 cites·11 claims
- 0395US4784102AFuel injector and fuel injection systemNIPPON SOKEN·Filed 1985·Granted Nov 15, 1988·65 cites·25 claims
- 0494US4550744APiezoelectric hydraulic control valveNIPPON SOKEN·Filed 1983·Granted Nov 5, 1985·72 cites·24 claims
- 0592US4514657ASpark plug having dual gaps for internal combustion enginesNIPPON SOKEN·Filed 1981·Granted Apr 30, 1985·61 cites·13 claims
- 0690US4579283APressure responsive fuel injector actuated by pumpNIPPON SOKEN·Filed 1984·Granted Apr 1, 1986·33 cites·9 claims
- 0789US7392798B2Multiple-spark ignition system for internal combustion engineDENSO CORP·Filed 2007·Granted Jul 1, 2008·16 cites·12 claims
- 0889US5239972AGas/liquid separation deviceNIPPON SOKEN·Filed 1992·Granted Aug 31, 1993·64 cites·7 claims
- 0987US4535735AMulti-gap spark ignition systemNIPPON SOKEN·Filed 1982·Granted Aug 20, 1985·45 cites·1 claims
- 1087US4529164APiezo-type valveNIPPON SOKEN·Filed 1983·Granted Jul 16, 1985·28 cites·20 claims
- 1186US4480619AFlow control deviceNIPPON SOKEN·Filed 1983·Granted Nov 6, 1984·35 cites·45 claims
- 1280US4470392AMulti-gap spark ignition device for engineNIPPON SOKEN·Filed 1983·Granted Sep 11, 1984·19 cites·9 claims
- 1375US4406273AIgnition system for internal combustion engineNIPPON SOKEN·Filed 1981·Granted Sep 27, 1983·17 cites·4 claims
- 1467US4590908AFuel amount control system in an internal combustion engineNIPPON SOKEN·Filed 1984·Granted May 27, 1986·13 cites·4 claims
- 1551US4649887APump for supplying pressurized fuel to fuel injector of internal combustion engineNIPPON SOKEN·Filed 1985·Granted Mar 17, 1987·10 cites·11 claims
- 1650US4610427APiezoelectric control valve for fuel injector of internal combustion engineNIPPON SOKEN·Filed 1985·Granted Sep 9, 1986·10 cites·17 claims
- 1748US4793314AFuel injection pump for an internal combustion engineNIPPON SOKEN·Filed 1987·Granted Dec 27, 1988·9 cites·12 claims
- 1845US5598574AVector processing deviceFUJITSU LTD·Filed 1996·Granted Jan 28, 1997·18 cites·4 claims
- 1944US4350137AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1981·Granted Sep 21, 1982·5 cites·4 claims
- 2039US4408592AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1981·Granted Oct 11, 1983·4 cites·8 claims
- 2136US5574924AVector processing device that utilizes post marks to ensure serialization of access requests of vector store instructionsFUJITSU LTD·Filed 1993·Granted Nov 12, 1996·14 cites·3 claims
- 2226US4421091AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1982·Granted Dec 20, 1983·1 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Toru Yoshinaga files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →