Ochi; Tatsuro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ochi; Tatsuro.The latest application filed is for "case hardening steel and manufacturing method thereof".

Company Profile

0.22.14

Ochi; Tatsuro - Tokyo N/A JP
Ochi; Tatsuro - Muroran N/A JP
Ochi; Tatsuro - Hokkaido JP
Ochi; Tatsuro - Muroran-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Forging steel Grant 9,657,379 - Saitoh , et al. May 23, 2	2017-05-23
Case hardening steel, carburized component, and manufacturing method of case hardening steel Grant 8,980,022 - Miyanishi , et al. March 17, 2	2015-03-17
High strength spring-use heat treated steel Grant 8,845,825 - Hashimura , et al. September 30, 2	2014-09-30
Case hardening steel and manufacturing method thereof Grant 8,673,094 - Hashimura , et al. March 18, 2	2014-03-18
Surface layer-hardened steel part and method of manufacturing the same Grant 8,475,605 - Kubota , et al. July 2, 2	2013-07-02
Case Hardening Steel And Manufacturing Method Thereof App 20130048156 - Hashimura; Masayuki ; et al.	2013-02-28
Carbonitrided induction hardened steel part superior in surface fatigue strength at high temperature and method of production of same Grant 8,328,956 - Kozawa , et al. December 11, 2	2012-12-11
Case-hardened Steel Superiorin Cold Workability, Machinability, And Fatigue Characteristics After Carburized Quenching And Method Of Production Of Same App 20120018063 - Hashimura; Masayuki ; et al.	2012-01-26
Steel For Surface Layer Hardening Treatment, Surface Layer-hardened Steel Part, And Method Of Manufacturing The Same App 20120018050 - Kubota; Manabu ; et al.	2012-01-26
Case-hardening steel excellent in cold forgeability and low carburization distortion property Grant 8,034,199 - Saitoh , et al. October 11, 2	2011-10-11
Case Hardening Steel, Carburized Component, And Manufacturing Method Of Case Hardening Steel App 20110155290 - Miyanishi; Kei ; et al.	2011-06-30
Carbonitrided Induction Hardened Steel Part Superior In Surface Fatigue Strength At High Temperature And Method Of Production Of Same App 20100139811 - Kozawa; Shuji ; et al.	2010-06-10
Forging steel App 20100047106 - Saitoh; Hajime ; et al.	2010-02-25
High strength spring-use heat treated steel App 20090092516 - Hashimura; Masayuki ; et al.	2009-04-09
Case-hardening steel excellent in cold forgeability and low carburization distortion property App 20090087337 - Saitoh; Hajime ; et al.	2009-04-02
Steel material for high strength constant velocity joint intermediate shaft and high strength constant velocity joint intermediate shaft Grant 7,438,771 - Nagato , et al. October 21, 2	2008-10-21
Case-hardening steel superior in tooth surface fatigue strength, gear using the same, and method of production of the same App 20060137766 - Kozawa; Shuji ; et al.	2006-06-29
Steel material for high strength constant velocity joint intermediate shaft and high strength constant velocity joint intermediate shaft App 20060076088 - Nagato; Takashige ; et al.	2006-04-13
Steel bar or wire rod for cold forging and method of producing the same Grant 6,866,724 - Ochi , et al. March 15, 2	2005-03-15
Case hardened steel excellent in the prevention of coarsening of particles during carburizing thereof, method of manufacturing the same, and raw shaped material for carburized parts Grant 6,660,105 - Ochi , et al. December 9, 2	2003-12-09
Outer race for constant velocity joint, having improved anti-flaking properties and shaft strength, and process for producing the same Grant 6,602,358 - Ochi , et al. August 5, 2	2003-08-05
Bar or wire product for use in cold forging and method for producing the same Grant 6,602,359 - Ochi , et al. August 5, 2	2003-08-05
Bar or wire product for use in cold forging and method for producing the same App 20030075250 - Ochi, Tatsuro ; et al.	2003-04-24
Steel wire rod for cold forging and method for producing the same Grant 6,547,890 - Kanisawa , et al. April 15, 2	2003-04-15
Hot-rolled steel wire and rod for machine structural use and a method for production the same App 20030015264 - Kanisawa, Hideo ; et al.	2003-01-23
Cold workable steel bar or wire and process Grant 6,488,787 - Ochi , et al. December 3, 2	2002-12-03
Hot rolled steel wire rod or bar for machine structural use and method for producing the same Grant 6,475,306 - Kanisawa , et al. November 5, 2	2002-11-05
Steel wire rod for cold forging and method for producing the same App 20020040744 - Kanisawa, Hideo ; et al.	2002-04-11
Cold forging steel having improved resistance to grain coarsening and delayed fracture and process for producing same Grant 6,261,388 - Kubota , et al. July 17, 2	2001-07-17
Process for producing steel bar wire rod for cold working Grant 5,252,153 - Ochi , et al. October 12, 1	1993-10-12

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