Inventor · disambiguated record
Junshiro Hayakawa
Also filed as: HAYAKAWA JUNSHIRO
3 granted patents·32 citations·filing 1973–1989
69Inventor score
Top patents by PatentIndex Score
3 records- 0158US4929417AMethod of manufacture metal diboride ceramicsAGENCY IND SCIENCE TECHN·Filed 1989·Granted May 29, 1990·15 cites·9 claims
- 0251US3939079AFilter medium which permits increased amount of filtrationMITSUI MINING & SMELTING CO·Filed 1973·Granted Feb 17, 1976·14 cites·6 claims
- 0325US4808557ASintered titanium carbo-nitride ceramicsDIRECTOR OF INST ITARU TODOROK·Filed 1987·Granted Feb 28, 1989·3 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →