Inventor · disambiguated record
Masao Yasukawa
Also filed as: YASUKAWA MASAO
11 granted patents·256 citations·filing 1979–1997
92Inventor score
Top patents by PatentIndex Score
11 records- 0190US5636605AComposite intake manifold for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Jun 10, 1997·64 cites·28 claims
- 0274US5571254ASpeed variable moving sidewalkMITSUBISHI HEAVY IND LTD·Filed 1994·Granted Nov 5, 1996·33 cites·6 claims
- 0374US4690104ACylinder head with inwardly projecting cup plug in casting sand extraction hole for speeding up coolant flowTOYOTA MOTOR CO LTD·Filed 1986·Granted Sep 1, 1987·29 cites·7 claims
- 0473US4640147AGear assembly adapted for mating with a third gear without backlashTOYOTA MOTOR CO LTD·Filed 1985·Granted Feb 3, 1987·27 cites·6 claims
- 0571US4688441AGear assembly for mating with third gear without backlashTOYOTA MOTOR CO LTD·Filed 1986·Granted Aug 25, 1987·29 cites·6 claims
- 0667US5173095AEvaporative fuel control canister containing absorbent swelling by absorbing liquid fuelTOYOTA MOTOR CO LTD·Filed 1991·Granted Dec 22, 1992·23 cites·8 claims
- 0759US4259933ACombustion chamber of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Apr 7, 1981·16 cites·10 claims
- 0851US4289099ACombustion chamber of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Sep 15, 1981·12 cites·11 claims
- 0946US4280459ACombustion chamber of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Jul 28, 1981·9 cites·9 claims
- 1037US6065583ASpeed-variable conveyorMITSUBISHI HEAVY IND LTD·Filed 1997·Granted May 23, 2000·11 cites·18 claims
- 1133US4284044ACombustion chamber of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Aug 18, 1981·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →