Inventor · disambiguated record
Katsuhiko Ohishi
Also filed as: OHISHI KATSUHIKO
6 granted patents·7 pending applications·6 citations·filing 2006–2015
71Inventor score
Top patents by PatentIndex Score
13 records- 0177US8747574B2Maraging steel stripOHISHI KATSUHIKO·Filed 2010·Granted Jun 10, 2014·2 cites·3 claims
- 0274US8663549B2Heat-resisting steel for engine valves excellent in high-temperature strengthOHISHI KATSUHIKO·Filed 2010·Granted Mar 4, 2014·2 cites·16 claims
- 0374US8409712B2Alloy to be surface-coated and sliding membersYOKOYAMA KENJI·Filed 2009·Granted Apr 2, 2013·2 cites·5 claims
- 0454US2009196782A1Porous liquid absorbing-and-holding member, process for production thereof, and alcohol absorbing-and-holding memberHITACHI METALS LTD·Filed 2009·Application pending·0 cites
- 0553US8480821B2Piston ring material for internal combustion engineOHISHI KATSUHIKO·Filed 2009·Granted Jul 9, 2013·0 cites·9 claims
- 0651US2010158745A1Piston ring material for internal combustion engineHITACHI METALS LTD·Filed 2007·Application pending·0 cites
- 0749US2012145289A1Piston Ring Material For Internal Combustion EngineOHISHI KATSUHIKO·Filed 2012·Application pending·0 cites
- 0849US2010189590A1Maraging steel and maraging steel for metallic beltHITACHI METALS LTD·Filed 2007·Application pending·0 cites
- 0948US2006188741A1Porous liquid absorbing-and-holding member, process for production thereof, and alcohol absorbing-and-holding memberHITACHI METALS LTD·Filed 2006·Application pending·0 cites
- 1046US8741215B2Heat-resisting steel for engine valves excellent in high temperature strengthOHISHI KATSUHIKO·Filed 2010·Granted Jun 3, 2014·0 cites·2 claims
- 1142US2014230968A1Maraging steelOHISHI KATSUHIKO·Filed 2012·Application pending·0 cites
- 1239US2012114964A1Coated-surface sliding part having excellent coating adhesion and method for producing the sameHONDA FUMIAKI·Filed 2010·Application pending·0 cites
- 1332US10316377B2Production method for maraging steel and production method for maraging steel consumable electrodeHITACHI METALS LTD·Filed 2015·Granted Jun 11, 2019·0 cites·5 claims
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