Yasutaka Okada

Person

Nara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of producing tool steels
- Patent number 6,478,898
- Issue date Nov 12, 2002
- Sumitomo Metal Industries, Ltd.
- Tomoaki Sera
- C21 - METALLURGY OF IRON
Information Patent Grant
Machine structural steel product
- Patent number 6,475,305
- Issue date Nov 5, 2002
- Sumitomo Metal Industries, Ltd.
- Koji Watari
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Stainless steel for a disc brake rotor
- Patent number 6,386,342
- Issue date May 14, 2002
- Sumitomo Metal Industries, Ltd.
- Shinji Tsuge
- C21 - METALLURGY OF IRON
Information Patent Grant
Seamless steel pipe manufacturing method and equipment
- Patent number 6,024,808
- Issue date Feb 15, 2000
- Sumitomo Metal Industries, Ltd.
- Kunio Kondo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel products excellent in machinability and machined steel parts
- Patent number 5,922,145
- Issue date Jul 13, 1999
- Sumitomo Metal Industries, Ltd.
- Koji Watari
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and facility for manufacturing seamless steel pipe
- Patent number 5,873,960
- Issue date Feb 23, 1999
- Sumitomo Metal Industries, Ltd.
- Kunio Kondo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
High strength steel member with a low yield ratio
- Patent number 5,449,420
- Issue date Sep 12, 1995
- Sumitomo Metal Industries, Ltd.
- Yasutaka Okada
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing high strength steel member with a low yield...
- Patent number 5,374,322
- Issue date Dec 20, 1994
- Sumitomo Metal Industries, Ltd.
- Yasutaka Okada
- C21 - METALLURGY OF IRON
Information Patent Grant
Precipitation-hardening-type Ni-base alloy exhibiting improved corr...
- Patent number 5,217,684
- Issue date Jun 8, 1993
- Sumitomo Metal Industries, Ltd.
- Masaaki Igarashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Precipitation-hardening-type ni-base alloy exhibiting improved corr...
- Patent number 5,000,914
- Issue date Mar 19, 1991
- Sumitomo Metal Industries, Ltd.
- Masaaki Igarashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ni-based alloy and method for preparing same
- Patent number 4,798,632
- Issue date Jan 17, 1989
- Mitsubishi Jukogyo Kabushiki Kaisha
- Toshio Yonezawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Nickel-chromium alloy in stress corrosion cracking resistance
- Patent number 4,715,909
- Issue date Dec 29, 1987
- Mitsubishi Jukogyo Kabushiki Kaisha
- Takao Minami
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thermal treatment of nickel based alloy materials
- Patent number 4,710,237
- Issue date Dec 1, 1987
- Mitsubishi Jukogyo Kabushiki Kaisha
- Toshio Yonezawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Precipitation-hardening nickel-base alloy and method of producing same
- Patent number 4,652,315
- Issue date Mar 24, 1987
- Sumitomo Metal Industries, Ltd.
- Masaaki Igarashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for making high strength deep well casing and tubing having...
- Patent number 4,421,571
- Issue date Dec 20, 1983
- Sumitomo Metal Industries, Ltd.
- Takeo Kudo
- C21 - METALLURGY OF IRON
Information Patent Grant
Alloy for making high strength deep well casing and tubing having i...
- Patent number 4,400,349
- Issue date Aug 23, 1983
- Sumitomo Metal Industries, Ltd.
- Takeo Kudo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy for making high strength deep well casing and tubing having i...
- Patent number 4,400,209
- Issue date Aug 23, 1983
- Sumitomo Metal Industries, Ltd.
- Takeo Kudo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy for making high strength deep well casing and tubing having i...
- Patent number 4,400,210
- Issue date Aug 23, 1983
- Sumitomo Metal Industries, Ltd.
- Takeo Kudo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy for making high strength deep well casing and tubing having i...
- Patent number 4,400,211
- Issue date Aug 23, 1983
- Sumitomo Metal Industries, Ltd.
- Takeo Kudo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of producing a tube of ultra-high strength steel having rema...
- Patent number 4,102,711
- Issue date Jul 25, 1978
- Sumitomo Metal Industries, Ltd.
- Tatsuro Kunitake
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Cast steel and casting mold
- Publication number 20040037731
- Publication date Feb 26, 2004
- Yasutaka Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Low-carbon free cutting steel
- Publication number 20030152476
- Publication date Aug 14, 2003
- SUMITOMO METAL INDUSTRIES, LTD.
- Naoki Matsui
- C21 - METALLURGY OF IRON
Information Patent Application
Braking member and method of manufacturing same
- Publication number 20030010585
- Publication date Jan 16, 2003
- SHIMANO, INC.
- Yasutaka Okada
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
STAINLESS STEEL FOR A DISC BRAKE ROTOR
- Publication number 20020066627
- Publication date Jun 6, 2002
- Shinji Tsuge
- C21 - METALLURGY OF IRON

Yasutaka Okada

Person

Patents Grantslast 30 patents

Method of producing tool steels

Machine structural steel product

Stainless steel for a disc brake rotor

Seamless steel pipe manufacturing method and equipment

Steel products excellent in machinability and machined steel parts

Method and facility for manufacturing seamless steel pipe

High strength steel member with a low yield ratio

Method of manufacturing high strength steel member with a low yield...

Precipitation-hardening-type Ni-base alloy exhibiting improved corr...

Precipitation-hardening-type ni-base alloy exhibiting improved corr...

Ni-based alloy and method for preparing same

Nickel-chromium alloy in stress corrosion cracking resistance

Method for thermal treatment of nickel based alloy materials

Precipitation-hardening nickel-base alloy and method of producing same

Process for making high strength deep well casing and tubing having...

Alloy for making high strength deep well casing and tubing having i...

Alloy for making high strength deep well casing and tubing having i...

Alloy for making high strength deep well casing and tubing having i...

Alloy for making high strength deep well casing and tubing having i...

Method of producing a tube of ultra-high strength steel having rema...

Patents Applicationslast 30 patents

Cast steel and casting mold

Low-carbon free cutting steel

Braking member and method of manufacturing same

STAINLESS STEEL FOR A DISC BRAKE ROTOR