Masaki Murashita

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of welding a carbon steel and an austenitic stainless steel...
- Patent number 5,628,449
- Issue date May 13, 1997
- Hitachi, Ltd.
- Tsutomu Onuma
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Long-sized tubular grounding container unit for gas-insulated elect...
- Patent number 5,601,735
- Issue date Feb 11, 1997
- Hitachi, Ltd.
- Hideo Kawamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structure of metal container having trunk pipe and branch pipe, and...
- Patent number 5,498,849
- Issue date Mar 12, 1996
- Hitachi, Ltd.
- Osamu Isshiki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structure of metal container having trunk pipe and branch pipe, and...
- Patent number 5,444,206
- Issue date Aug 22, 1995
- Hitachi, Ltd.
- Osamu Isshiki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for checking electric contacts of an enclosed-type switching...
- Patent number 4,263,491
- Issue date Apr 21, 1981
- Hitachi, Ltd.
- Masaki Murashita
- G01 - MEASURING TESTING