SUMITOMO METAL CO., LTD.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hot-rolled steel sheet and method for producing same
- Patent number 9,631,265
- Issue date Apr 25, 2017
- Nippon Steel
- Kohichi Sano
- C21 - METALLURGY OF IRON
Information Patent Grant
Hydroforming apparatus and method for hydroforming
- Patent number 8,621,904
- Issue date Jan 7, 2014
- Nippon Steel
- Masaaki Mizumura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Non-heat treated, soft-nitrided steel parts
- Patent number 6,391,124
- Issue date May 21, 2002
- Sumitomo Metals (Kokura) Ltd.
- Hitoshi Matsumoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Pyroelectric infrared detector
- Patent number 4,825,079
- Issue date Apr 25, 1989
- Sumitomo Metal Company Limited
- Keiji Takamatsu
- G01 - MEASURING TESTING
Information Patent Grant
Touch control apparatus for electric appliances
- Patent number 4,665,324
- Issue date May 12, 1987
- Matsushita Electric Industrial Co. Ltd.
- Yoshio Ogino
- F24 - HEATING RANGES VENTILATING

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR TREATING ALLOY
- Publication number 20240266627
- Publication date Aug 8, 2024
- SUMITOMO METAL CO., LTD.
- Hirofumi Shouji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Oxide sintered body, manufacturing method therefor, manufacturing m...
- Publication number 20110240934
- Publication date Oct 6, 2011
- SUMITOMO METAL CO., LTD.
- Yoshiyuki Abe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES