Inventor · disambiguated record
Tastuhiko Takahashi
Also filed as: TAKAHASHI TASTUHIKO
3 granted patents·86 citations·filing 1987–1990
74Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0189US5090515APassenger transport installation, vehicle for use therein, and method of operating said installationHITACHI LTD·Filed 1990·Granted Feb 25, 1992·51 cites·8 claims
- 0278US5067593ABraking device for elevator winding machine and elevator using the braking deviceHITACHI LTD·Filed 1989·Granted Nov 26, 1991·24 cites·23 claims
- 0339US4846309AElevator hoisting apparatusHITACHI LTD·Filed 1987·Granted Jul 11, 1989·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →