Inventor · disambiguated record
Koichi Yokoi
Also filed as: YOKOI KOICHI
6 granted patents·182 citations·filing 1988–1994
85Inventor score
Top patents by PatentIndex Score
6 records- 0191US4889480ASlide core mold and injection moldingSANKYO ENG·Filed 1988·Granted Dec 26, 1989·105 cites·4 claims
- 0273US5018899AYoke for universal joint and manufacturing method thereforNIPPON SEIKO KK·Filed 1990·Granted May 28, 1991·26 cites·4 claims
- 0356US4917595ANozzle touch sprue bushing deviceSANKYO ENG·Filed 1988·Granted Apr 17, 1990·18 cites·14 claims
- 0450US5114329AMold unit for injection moldingSANKYO ENG·Filed 1991·Granted May 19, 1992·16 cites·4 claims
- 0542US4902212ASelf-lubricating metallic matrix for injection moldingSANKYO ENG·Filed 1988·Granted Feb 20, 1990·9 cites·5 claims
- 0640US5511440AMethod of manufacturing a hollow steering shaft and hollow steering shaftNSK LTD·Filed 1994·Granted Apr 30, 1996·8 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →