Inventor · disambiguated record
Takao Sakai
Also filed as: MAKI MINORU · SAKAI TAKAO
16 granted patents·1 pending application·1,536 citations·filing 1976–2022
95Inventor score
Top patents by PatentIndex Score
17 records- 0194US4942877ADevice for measuring oxygen saturation degree in arterial bloodMINOLTA CAMERA KK·Filed 1987·Granted Jul 24, 1990·540 cites·28 claims
- 0293US4986665AOptical density detectorMINOLTA CAMERA KK·Filed 1988·Granted Jan 22, 1991·138 cites·26 claims
- 0393US4714341AMulti-wavelength oximeter having a means for disregarding a poor signalMINOLTA CAMERA KK·Filed 1985·Granted Dec 22, 1987·480 cites·12 claims
- 0484US6640766B2Bearing case for engineFUJI HEAVY IND LTD·Filed 2002·Granted Nov 4, 2003·27 cites·9 claims
- 0582US6561315B2Lubricating system for OHC engineFUJI HEAVY IND LTD·Filed 2001·Granted May 13, 2003·25 cites·6 claims
- 0681US4909316ADual-tube heat pipe type heat exchangerDORYOKURO KAKUNENRYO·Filed 1988·Granted Mar 20, 1990·40 cites·5 claims
- 0780US6557515B2Structure for lubricating valve-operating device of OHC engine and cover member for OHC engineFUJI HEAVY IND LTD·Filed 2001·Granted May 6, 2003·23 cites·3 claims
- 0878US4144421AHydraulic machine shutdown sensor assemblyHITACHI LTD·Filed 1976·Granted Mar 13, 1979·46 cites·6 claims
- 0977US4765340AApnea detectorMINOLTA CAMERA KK·Filed 1986·Granted Aug 23, 1988·144 cites·8 claims
- 1071US5432609ATwo-dimensional colorimeterMINOLTA CO LTD·Filed 1994·Granted Jul 11, 1995·36 cites·7 claims
- 1169US4701505AProcess for production of olefin polymersMITSUBISHI PETROCHEMICAL CO·Filed 1985·Granted Oct 20, 1987·20 cites·2 claims
- 1243US8390662B2Exposing device having light emitting elements and image forming apparatus using the sameNAGAMINE MASAMITSU·Filed 2010·Granted Mar 5, 2013·0 cites·11 claims
- 1343US4184796AGloboid worm gear generating methodMAKI MINORU·Filed 1977·Granted Jan 22, 1980·10 cites·4 claims
- 1442US11955858B2Rotary machine and insulatorTOP CO LTD·Filed 2019·Granted Apr 9, 2024·0 cites·5 claims
- 1542US8162411B2Integrally forged link for endless trackSAKAI TAKAO·Filed 2007·Granted Apr 24, 2012·2 cites·1 claims
- 1641US2025392105A1Spark plugNITERRA CO LTD·Filed 2022·Application pending·0 cites
- 1736US6270081B2Combination of piston ring for use in internal combustion engineNIPPON PISTON RING CO LTD·Filed 1999·Granted Aug 7, 2001·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →