Inventor · disambiguated record

Etushi Yamamoto

Also filed as: YAMAMOTO ETUSHI

2 granted patents·30 citations·filing 1984–1984

61Inventor score

Technology areasB27B H01R

Files withRYOBI LTD2

Top patents by PatentIndex Score

2 records

0162US4811487AMotor-driven chain saw braking/locking apparatusRYOBI LTD·Filed 1984·Granted Mar 14, 1989·19 cites·9 claims
0246US4607184ABrush holder with automatically released retainerRYOBI LTD·Filed 1984·Granted Aug 19, 1986·11 cites·5 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →