Assignee
HASHIMURA MASAYUKI
JP·5 granted patents·5 pending applications·6 citations·filing 2005–2011
Top patents by PatentIndex Score
10 records- 0181US8673094B2Case hardening steel and manufacturing method thereofHASHIMURA MASAYUKI·Filed 2011·Granted Mar 18, 2014·2 cites·13 claims
- 0276US8845825B2High strength spring-use heat treated steelHASHIMURA MASAYUKI·Filed 2007·Granted Sep 30, 2014·3 cites·7 claims
- 0371US8137484B2Method of production of steel superior in machinabilityHASHIMURA MASAYUKI·Filed 2008·Granted Mar 20, 2012·1 cites·4 claims
- 0456US2012018063A1Case-hardened steel superiorin cold workability, machinability, and fatigue characteristics after carburized quenching and method of production of sameHASHIMURA MASAYUKI·Filed 2009·Application pending·0 cites
- 0550US2010054984A1Machining steel superior in manufacturabilityHASHIMURA MASAYUKI·Filed 2007·Application pending·0 cites
- 0647US2010028196A1High Strength Spring Steel and High Strength Heat Treated Steel Wire for SpringHASHIMURA MASAYUKI·Filed 2006·Application pending·0 cites
- 0746US2009205753A1High strength spring-use heat treated steelHASHIMURA MASAYUKI·Filed 2007·Application pending·0 cites
- 0841US10131973B2High strength spring steel and steel wireHASHIMURA MASAYUKI·Filed 2005·Granted Nov 20, 2018·0 cites·8 claims
- 0941US8734600B2High strength steel wire for springHASHIMURA MASAYUKI·Filed 2010·Granted May 27, 2014·0 cites·3 claims
- 1039US2012291927A1Drawn heat treated steel wire for high strength spring use and pre-drawn steel wire for high strength spring useHASHIMURA MASAYUKI·Filed 2011·Application pending·0 cites
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