Inventor · disambiguated record
Katutaro Masuda
Also filed as: MASUDA KATUTARO
3 granted patents·104 citations·filing 1989–1990
75Inventor 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
- 0284US4982815AElevator apparatusHITACHI LTD·Filed 1989·Granted Jan 8, 1991·29 cites·11 claims
- 0378US5067593ABraking device for elevator winding machine and elevator using the braking deviceHITACHI LTD·Filed 1989·Granted Nov 26, 1991·24 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →