Inventor · disambiguated record
Kiyomi Yamaguchi
Also filed as: KOJO ICHIRO · YAMAGUCHI KIYOMI
3 granted patents·19 citations·filing 1978–1990
67Inventor score
Top patents by PatentIndex Score
3 records- 0142US5093751ACarry noise measuring system for magnetic recording mediumHITACHI ELECTR ENG·Filed 1990·Granted Mar 3, 1992·9 cites·7 claims
- 0236US4404071AMethod of treating electrolytic solution of copper for purification and reuse thereofDOWA MINING CO·Filed 1982·Granted Sep 13, 1983·5 cites·11 claims
- 0336US4172338AApparatus for grinding or polishing article having cylindrical or curved surfaceASAHI GLASS CO LTD·Filed 1978·Granted Oct 30, 1979·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →