Inventor · disambiguated record
Jun Tokumasu
Also filed as: TOKUMASU JUN
3 granted patents·1 pending application·37 citations·filing 1997–2012
66Inventor score
Top patents by PatentIndex Score
4 records- 0171US9139167B2Wet friction plateTOKUMASU JUN·Filed 2012·Granted Sep 22, 2015·6 cites·17 claims
- 0265US5911295AReturn spring for clutchF C C LTD·Filed 1997·Granted Jun 15, 1999·31 cites·3 claims
- 0329US8967340B2Plate element, and friction clutch device and brake device provided with the plate elementTOKUMASU JUN·Filed 2011·Granted Mar 3, 2015·0 cites·16 claims
- 0425US2012298463A1Wet type multi-plate friction clutchTOKUMASU JUN·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →