Inventor · disambiguated record
Kouichi Hirooka
Also filed as: HIROOKA KOUICHI
2 granted patents·25 citations·filing 1986–1993
61Inventor score
Top patents by PatentIndex Score
2 records- 0145US5330813APatch for preventing carburization, nitriding or oxidation, and method of preventing carburization, nitriding or oxidationNARD KENKYUSHO KK·Filed 1993·Granted Jul 19, 1994·14 cites·10 claims
- 0245US4758613APattern material used for investment castingKOMATSU HAUMETTO KK·Filed 1986·Granted Jul 19, 1988·11 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →