Tatsuro Ochi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Damper spring
- Patent number 12,181,012
- Issue date Dec 31, 2024
- Nippon Steel Corporation
- Shinya Teramoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Valve spring
- Patent number 12,006,994
- Issue date Jun 11, 2024
- Nippon Steel Corporation
- Shinya Teramoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel wire
- Patent number 11,952,650
- Issue date Apr 9, 2024
- Nippon Steel Corporation
- Shinya Teramoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Forging steel
- Patent number 9,657,379
- Issue date May 23, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Hajime Saitoh
- C21 - METALLURGY OF IRON
Information Patent Grant
Case hardening steel, carburized component, and manufacturing metho...
- Patent number 8,980,022
- Issue date Mar 17, 2015
- Nippon Steel & Sumitomo Metal Corporation
- Kei Miyanishi
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength spring-use heat treated steel
- Patent number 8,845,825
- Issue date Sep 30, 2014
- Nippon Steel & Sumitomo Metal Corporation
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Grant
Case hardening steel and manufacturing method thereof
- Patent number 8,673,094
- Issue date Mar 18, 2014
- Nippon Steel & Sumitomo Metal Corporation
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface layer-hardened steel part and method of manufacturing the same
- Patent number 8,475,605
- Issue date Jul 2, 2013
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Carbonitrided induction hardened steel part superior in surface fat...
- Patent number 8,328,956
- Issue date Dec 11, 2012
- Nippon Steel Corporation
- Shuji Kozawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Case-hardening steel excellent in cold forgeability and low carburi...
- Patent number 8,034,199
- Issue date Oct 11, 2011
- Nippon Steel Corporation
- Hajime Saitoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Steel material for high strength constant velocity joint intermedia...
- Patent number 7,438,771
- Issue date Oct 21, 2008
- Nippon Steel Corporation
- Takashige Nagato
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel bar or wire rod for cold forging and method of producing the...
- Patent number 6,866,724
- Issue date Mar 15, 2005
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Case hardened steel excellent in the prevention of coarsening of pa...
- Patent number 6,660,105
- Issue date Dec 9, 2003
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Outer race for constant velocity joint, having improved anti-flakin...
- Patent number 6,602,358
- Issue date Aug 5, 2003
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Bar or wire product for use in cold forging and method for producin...
- Patent number 6,602,359
- Issue date Aug 5, 2003
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-rolled steel wire and rod for machine structural use and a meth...
- Patent number 6,551,419
- Issue date Apr 22, 2003
- Nippon Steel Corporation
- Hideo Kanisawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel wire rod for cold forging and method for producing the same
- Patent number 6,547,890
- Issue date Apr 15, 2003
- Nippon Steel Corporation
- Hideo Kanisawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Cold workable steel bar or wire and process
- Patent number 6,488,787
- Issue date Dec 3, 2002
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot rolled steel wire rod or bar for machine structural use and met...
- Patent number 6,475,306
- Issue date Nov 5, 2002
- Nippon Steel Corporation
- Hideo Kanisawa
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength drive shaft and process for producing the same
- Patent number 6,383,311
- Issue date May 7, 2002
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
Cold forging steel having improved resistance to grain coarsening a...
- Patent number 6,261,388
- Issue date Jul 17, 2001
- Nippon Steel Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Long-life induction-hardened bearing steel
- Patent number 5,725,690
- Issue date Mar 10, 1998
- Nippon Steel Corporation
- Tatsuro Ochi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High carbon bearing steel having a long life
- Patent number 5,705,124
- Issue date Jan 6, 1998
- Nippon Steel Corporation
- Tatsuro Ochi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Long-life carburizing bearing steel
- Patent number 5,698,159
- Issue date Dec 16, 1997
- Nippon Steel Corporation
- Tatsuro Ochi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing hot forged steel having excellent fatigue str...
- Patent number 5,601,667
- Issue date Feb 11, 1997
- Nippon Steel Corporation
- Toshihiko Takahashi
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel product for induction-hardened shaft component and shaft comp...
- Patent number 5,545,267
- Issue date Aug 13, 1996
- Nippon Steel Corporation
- Tatsuro Ochi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing steel bar wire rod for cold working
- Patent number 5,252,153
- Issue date Oct 12, 1993
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
VALVE SPRING
- Publication number 20240077123
- Publication date Mar 7, 2024
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL WIRE
- Publication number 20230392244
- Publication date Dec 7, 2023
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DAMPER SPRING
- Publication number 20230296152
- Publication date Sep 21, 2023
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
VALVE SPRING
- Publication number 20230087453
- Publication date Mar 23, 2023
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL WIRE
- Publication number 20230085279
- Publication date Mar 16, 2023
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
DAMPER SPRING
- Publication number 20230081462
- Publication date Mar 16, 2023
- NIPPON STEEL CORPORATION
- Shinya TERAMOTO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
CASE HARDENING STEEL AND MANUFACTURING METHOD THEREOF
- Publication number 20130048156
- Publication date Feb 28, 2013
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR SURFACE LAYER HARDENING TREATMENT, SURFACE LAYER-HARDENED...
- Publication number 20120018050
- Publication date Jan 26, 2012
- JX NIPPON MINING & METALS CORPORATION
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Application
CASE-HARDENED STEEL SUPERIORIN COLD WORKABILITY, MACHINABILITY, AND...
- Publication number 20120018063
- Publication date Jan 26, 2012
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Application
CASE HARDENING STEEL, CARBURIZED COMPONENT, AND MANUFACTURING METHO...
- Publication number 20110155290
- Publication date Jun 30, 2011
- Kei Miyanishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CARBONITRIDED INDUCTION HARDENED STEEL PART SUPERIOR IN SURFACE FAT...
- Publication number 20100139811
- Publication date Jun 10, 2010
- Shuji Kozawa
- C21 - METALLURGY OF IRON
Information Patent Application
Forging steel
- Publication number 20100047106
- Publication date Feb 25, 2010
- Hajime Saitoh
- C21 - METALLURGY OF IRON
Information Patent Application
High strength spring-use heat treated steel
- Publication number 20090092516
- Publication date Apr 9, 2009
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Application
Case-hardening steel excellent in cold forgeability and low carburi...
- Publication number 20090087337
- Publication date Apr 2, 2009
- Hajime Saitoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Case-hardening steel superior in tooth surface fatigue strength, ge...
- Publication number 20060137766
- Publication date Jun 29, 2006
- Nippon Steel Corporation and Honda Motor Co., Ltd.
- Shuji Kozawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Steel material for high strength constant velocity joint intermedia...
- Publication number 20060076088
- Publication date Apr 13, 2006
- Nippon Steel Corporation, Toyoda Koki Kabushiki Kaisha
- Takashige Nagato
- C21 - METALLURGY OF IRON
Information Patent Application
Bar or wire product for use in cold forging and method for producin...
- Publication number 20030075250
- Publication date Apr 24, 2003
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Application
Hot-rolled steel wire and rod for machine structural use and a meth...
- Publication number 20030015264
- Publication date Jan 23, 2003
- Hideo Kanisawa
- C21 - METALLURGY OF IRON
Information Patent Application
Steel wire rod for cold forging and method for producing the same
- Publication number 20020040744
- Publication date Apr 11, 2002
- Hideo Kanisawa
- C21 - METALLURGY OF IRON

Tatsuro Ochi

Person

Patents Grantslast 30 patents

Damper spring

Valve spring

Steel wire

Forging steel

Case hardening steel, carburized component, and manufacturing metho...

High strength spring-use heat treated steel

Case hardening steel and manufacturing method thereof

Surface layer-hardened steel part and method of manufacturing the same

Carbonitrided induction hardened steel part superior in surface fat...

Case-hardening steel excellent in cold forgeability and low carburi...

Steel material for high strength constant velocity joint intermedia...

Steel bar or wire rod for cold forging and method of producing the...

Case hardened steel excellent in the prevention of coarsening of pa...

Outer race for constant velocity joint, having improved anti-flakin...

Bar or wire product for use in cold forging and method for producin...

Hot-rolled steel wire and rod for machine structural use and a meth...

Steel wire rod for cold forging and method for producing the same

Cold workable steel bar or wire and process

Hot rolled steel wire rod or bar for machine structural use and met...

High strength drive shaft and process for producing the same

Cold forging steel having improved resistance to grain coarsening a...

Long-life induction-hardened bearing steel

High carbon bearing steel having a long life

Long-life carburizing bearing steel

Process for producing hot forged steel having excellent fatigue str...

Steel product for induction-hardened shaft component and shaft comp...

Process for producing steel bar wire rod for cold working

Patents Applicationslast 30 patents

VALVE SPRING

STEEL WIRE

DAMPER SPRING

VALVE SPRING

STEEL WIRE

DAMPER SPRING

CASE HARDENING STEEL AND MANUFACTURING METHOD THEREOF

STEEL FOR SURFACE LAYER HARDENING TREATMENT, SURFACE LAYER-HARDENED...

CASE-HARDENED STEEL SUPERIORIN COLD WORKABILITY, MACHINABILITY, AND...

CASE HARDENING STEEL, CARBURIZED COMPONENT, AND MANUFACTURING METHO...

CARBONITRIDED INDUCTION HARDENED STEEL PART SUPERIOR IN SURFACE FAT...

Forging steel

High strength spring-use heat treated steel

Case-hardening steel excellent in cold forgeability and low carburi...

Case-hardening steel superior in tooth surface fatigue strength, ge...

Steel material for high strength constant velocity joint intermedia...

Bar or wire product for use in cold forging and method for producin...

Hot-rolled steel wire and rod for machine structural use and a meth...

Steel wire rod for cold forging and method for producing the same