Inventor · disambiguated record
Masayuki Sayama
Also filed as: SAYAMA MASAYUKI
14 granted patents·1 pending application·163 citations·filing 1989–2012
92Inventor score
Files withTOCHIGI FUJI SANGYO KK7GKN DRIVELINE TORQUE TECH KK4SAYAMA MASAYUKI2KENMOTSU KAZUTO1VISCODRIVE JAPAN1
Top patents by PatentIndex Score
15 records- 0188US6413183B1Power transmission apparatusTOCHIGI FUJI SANGYO KK·Filed 2000·Granted Jul 2, 2002·52 cites·20 claims
- 0279US8616087B2Power transmission deviceSAYAMA MASAYUKI·Filed 2012·Granted Dec 31, 2013·8 cites·9 claims
- 0378US5879259ATransmission for an auxiliary deviceTOCHIGI FUJI SANGYO KK·Filed 1997·Granted Mar 9, 1999·29 cites·7 claims
- 0476US7990004B2Reduction drive deviceGKN DRIVELINE TORQUE TECH KK·Filed 2006·Granted Aug 2, 2011·13 cites·14 claims
- 0571US7845479B2Electromagnetic clutchGKN DRIVELINE TORQUE TECH KK·Filed 2008·Granted Dec 7, 2010·4 cites·8 claims
- 0669US6969333B2Motor power train and method of assembling the sameTOCHIGI FUJI SANGYO KK·Filed 2002·Granted Nov 29, 2005·10 cites·20 claims
- 0768US6719110B2Wet type friction clutch and electromagnetic clutchTOCHIGI FUJI SANGYO KK·Filed 2002·Granted Apr 13, 2004·13 cites·15 claims
- 0864US8667864B2Power transmission apparatusKENMOTSU KAZUTO·Filed 2007·Granted Mar 11, 2014·6 cites·4 claims
- 0960US7592890B2Magnetic-path member, electromagnetic coupling device using magnetic-path member, and method of manufacturing magnetic-path memberGKN DRIVELINE TORQUE TECH KK·Filed 2005·Granted Sep 22, 2009·2 cites·4 claims
- 1049US5730586ASupercharger with integral by-pass passageTOCHIGI FUJI SANGYO KK·Filed 1996·Granted Mar 24, 1998·10 cites·14 claims
- 1148US7815029B2Electromagnetic clutch apparatusGKN DRIVELINE TORQUE TECH KK·Filed 2007·Granted Oct 19, 2010·0 cites·15 claims
- 1244US8820504B2Hydraulic systemSAYAMA MASAYUKI·Filed 2011·Granted Sep 2, 2014·0 cites·3 claims
- 1344US2006014602A1Motor power train and method of assembling the sameTOCHIGI FUJI SANGYO KK·Filed 2005·Application pending·0 cites
- 1441US4940123AViscous couplingVISCODRIVE JAPAN·Filed 1989·Granted Jul 10, 1990·6 cites·5 claims
- 1540US6158977AAir cycle cooling systemTOCHIGI FUJI SANGYO KK·Filed 1998·Granted Dec 12, 2000·10 cites·14 claims
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