Inventor · disambiguated record
Kazunori Kurahashi
Also filed as: KURAHASHI KAZUNORI
10 granted patents·1 pending application·6 citations·filing 2011–2021
78Inventor score
Files withNITTAN VALVA5KURAHASHI KAZUNORI2OTOBE KATSUNORI2FUKUDA METAL FOIL & POWDER CO LTD1KOYO MACHINE IND CO LTD1
Top patents by PatentIndex Score
11 records- 0178US9163734B2Poppet valve with a formed seat, and method of makingNITTAN VALVA·Filed 2014·Granted Oct 20, 2015·5 cites·2 claims
- 0260US9371915B2Poppet valve with a formed seat, and method of makingNITTAN VALVA·Filed 2015·Granted Jun 21, 2016·1 cites·2 claims
- 0354US9441287B2Ni-Cr-Co-based alloy having high-temperature corrosion resistance, and poppet valve surface-modified with the sameFUKUDA METAL FOIL & POWDER CO LTD·Filed 2013·Granted Sep 13, 2016·0 cites·4 claims
- 0452US9206715B2High-toughness cobalt-based alloy and engine valve coated with sameOTOBE KATSUNORI·Filed 2011·Granted Dec 8, 2015·0 cites·6 claims
- 0550US9206319B2Wear-resistant cobalt-based alloy and engine valve coated with sameOTOBE KATSUNORI·Filed 2011·Granted Dec 8, 2015·0 cites·13 claims
- 0643US2016348546A1Poppet valveNITTAN VALVA·Filed 2014·Application pending·0 cites
- 0739US10473002B2Poppet valve and method for manufacturing sameNITTAN VALVA·Filed 2017·Granted Nov 12, 2019·0 cites·7 claims
- 0837US8978248B2Method of manufacturing a valve for an internal combustion engineKURAHASHI KAZUNORI·Filed 2011·Granted Mar 17, 2015·0 cites·4 claims
- 0936US11285570B2Method of manufacturing engine valve intermediate product with boss portionNITTAN VALVA·Filed 2021·Granted Mar 29, 2022·0 cites·10 claims
- 1036US9539685B2Workpiece conveyer apparatus of machine toolKOYO MACHINE IND CO LTD·Filed 2015·Granted Jan 10, 2017·0 cites·7 claims
- 1134US9015940B2Method of manufacturing a valve for an internal combustion engineKURAHASHI KAZUNORI·Filed 2011·Granted Apr 28, 2015·0 cites·2 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →