Noboru Takahashi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic iron powder containing molybdenum
- Patent number 4,317,675
- Issue date Mar 2, 1982
- Victor Company of Japan, Limited
- Toshikazu Nishihara
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic recording medium
- Patent number 4,315,052
- Issue date Feb 9, 1982
- Victor Company of Japan, Limited
- Noboru Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic metallic powder containing iron and magnetic recording med...
- Patent number 4,167,582
- Issue date Sep 11, 1979
- Victor Company of Japan, Limited
- Noboru Takahashi
- B22 - CASTING POWDER METALLURGY