Inventor · disambiguated record
Hirotaka Umeda
Also filed as: UMEDA HIROTAKA
3 granted patents·57 citations·filing 1989–1996
73Inventor score
Top patents by PatentIndex Score
3 records- 0166US4966192ARotary directional control valveTRW STEERING & IND PRODUCTS CO·Filed 1989·Granted Oct 30, 1990·27 cites·3 claims
- 0246US5076605AStabilizer and method of controlling stabilizerTRW STEERING & IND PROD JAPAN·Filed 1990·Granted Dec 31, 1991·19 cites·5 claims
- 0336US5860323AVariable-pitch racked barTRW STEERING SYSTEMS CO LTD·Filed 1996·Granted Jan 19, 1999·11 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →