Inventor · disambiguated record
Takehiko Ooshiro
Also filed as: OOSHIRO TAKEHIKO
7 granted patents·40 citations·filing 1983–2018
78Inventor score
Top patents by PatentIndex Score
7 records- 0184US10458548B2Piston ring and method for manufacturing sameNIPPON ITF INC·Filed 2015·Granted Oct 29, 2019·2 cites·14 claims
- 0278US11293548B2Sliding member and coating filmNIPPON PISTON RING CO LTD·Filed 2018·Granted Apr 5, 2022·2 cites·7 claims
- 0374US10077839B2Piston ring and process for producing sameHONDA MOTOR CO LTD·Filed 2014·Granted Sep 18, 2018·2 cites·4 claims
- 0474US4537073AInspection method of square billet using electronic scanningKOBE STEEL LTD·Filed 1983·Granted Aug 27, 1985·34 cites·4 claims
- 0553US11261519B2Coating film, manufacturing method therefor, and PVD apparatusNIPPON ITF INC·Filed 2016·Granted Mar 1, 2022·0 cites·22 claims
- 0648US11851741B2Hard carbon film, manufacturing method for same, and sliding memberNIPPON ITF INC·Filed 2018·Granted Dec 26, 2023·0 cites·14 claims
- 0746US10634249B2Piston ring and engineNIPPON ITF INC·Filed 2015·Granted Apr 28, 2020·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →