Inventor · disambiguated record
Toshio Koshihara
Also filed as: KOSHIHARA TOSHIO
4 granted patents·128 citations·filing 1988–1989
80Inventor score
Technology areasG01N
Files withNIPPON KOKAN KK4
Top patents by PatentIndex Score
4 records- 0175US4983836AMethod for detecting thinned out portion on inner surface or outer surface of pipeNIPPON KOKAN KK·Filed 1989·Granted Jan 8, 1991·40 cites·10 claims
- 0269US4872762AMethod and apparatus for detecting defective portion on inner surface of pipeNIPPON KOKAN KK·Filed 1988·Granted Oct 10, 1989·33 cites·10 claims
- 0363US4988210AMethod and apparatus for detecting defective portion on outer surface of pipeNIPPON KOKAN KK·Filed 1989·Granted Jan 29, 1991·28 cites·14 claims
- 0462US4886370AMethod for detecting a state of substance existing in pipeNIPPON KOKAN KK·Filed 1988·Granted Dec 12, 1989·27 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →