Inventor · disambiguated record
Hideyo Iwama
Also filed as: IWAMA HIDEYO
3 granted patents·50 citations·filing 2000–2013
67Inventor score
Top patents by PatentIndex Score
3 records- 0186US6553957B1Combination of cylinder liner and piston ring of internal combustion engineNIPPON PISTON RING CO LTD·Filed 2000·Granted Apr 29, 2003·46 cites·9 claims
- 0256US9804059B2Turbo rotational frequency detection deviceHINO MOTORS LTD·Filed 2013·Granted Oct 31, 2017·1 cites·1 claims
- 0347US6726218B2Compression piston ring for use in internal combustion engineNIPPON PISTON RING CO LTD·Filed 2001·Granted Apr 27, 2004·3 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →