Inventor · disambiguated record
Takashi Shigematu
Also filed as: SAWADA DAISAKU · SHIGEMATU TAKASHI
14 granted patents·218 citations·filing 1976–2009
93Inventor score
Top patents by PatentIndex Score
14 records- 0190US4232642AIgnition timing control system for internal combustion enginesTOYOTA MOTOR CO LTD·Filed 1978·Granted Nov 11, 1980·24 cites·5 claims
- 0285US4225802APiezoelectric knocking detector for internal combustion engineNIPPON DENSO CO·Filed 1979·Granted Sep 30, 1980·32 cites·4 claims
- 0379US4245591AIgnition timing control system for internal combustion enginesNIPPON SOKEN·Filed 1979·Granted Jan 20, 1981·14 cites·2 claims
- 0478US4385606AIgnition timing regulating device for internal combustion engineNIPPON SOKEN·Filed 1981·Granted May 31, 1983·19 cites·8 claims
- 0577US4211194AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1977·Granted Jul 8, 1980·32 cites·2 claims
- 0676US4236491AIgnition timing control apparatus for internal combustion enginesNIPPON DENSO CO·Filed 1979·Granted Dec 2, 1980·30 cites·4 claims
- 0770US4290398AIgnition timing control system for internal combustion engineNIPPON DENSO CO·Filed 1979·Granted Sep 22, 1981·18 cites·11 claims
- 0868US4257364AMethod and system for controlling ignition timingTOYOTA MOTOR CO LTD·Filed 1979·Granted Mar 24, 1981·10 cites·14 claims
- 0967US4593582AContinuously variable transmission means for use in vehiclesTOYOTA MOTOR CO LTD·Filed 1983·Granted Jun 10, 1986·17 cites·4 claims
- 1060US7695200B2Connecting memberFURUKAWA ELECTRIC CO LTD·Filed 2009·Granted Apr 13, 2010·0 cites·7 claims
- 1159US7527434B2Connecting memberFURUKAWA ELECTRIC CO LTD·Filed 2005·Granted May 5, 2009·2 cites·10 claims
- 1257US4168691AIgnition system for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Sep 25, 1979·7 cites·13 claims
- 1351US4716790AContinuously variable transmission control system responsive to passenger compartment noise or vibrationTOYOTA MOTOR CO LTD·Filed 1986·Granted Jan 5, 1988·13 cites·15 claims
- 1446US7729565B2Fiber sensor and fiber sensor deviceFURUKAWA ELECTRIC CO LTD·Filed 2005·Granted Jun 1, 2010·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →