Inventor · disambiguated record
Hiroaki Kohama
Also filed as: KOHAMA HIROAKI
4 granted patents·213 citations·filing 1992–2006
80Inventor score
Files withKAISEI ENGINEER CO LTD4
Top patents by PatentIndex Score
4 records- 0191US5432444AInspection device having coaxial induction and exciting coils forming a unitary coil unitKAISEI ENGINEER CO LTD·Filed 1993·Granted Jul 11, 1995·132 cites·5 claims
- 0273US5548214AElectromagnetic induction inspection apparatus and method employing frequency sweep of excitation currentKAISEI ENGINEER CO LTD·Filed 1992·Granted Aug 20, 1996·48 cites·11 claims
- 0362US5689183AElectromagnetic-induction type inspection device employing two induction coils connected in opposite phase relationKAISEI ENGINEER CO LTD·Filed 1995·Granted Nov 18, 1997·31 cites·6 claims
- 0455US7696747B2Electromagnetic induction type inspection device and methodKAISEI ENGINEER CO LTD·Filed 2006·Granted Apr 13, 2010·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →