Inventor · disambiguated record

Tsuneo Ishigai

Also filed as: ISHIGAI TSUNEO

1 granted patent·19 citations·filing 1981–1981

39Inventor score

Technology areasG01N

Files withNIPPON NENRYO COMPANY LTD1

Top patents by PatentIndex Score

1 record

0150US4375762AImpact-fatigue test machine for grinding ballsNIPPON NENRYO COMPANY LTD·Filed 1981·Granted Mar 8, 1983·19 cites·15 claims

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