Hideaki Murakami

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Niihama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum nitride powder and process for preparation of the same
- Patent number 5,049,367
- Issue date Sep 17, 1991
- Sumitomo Chemical Co., Limited
- Kazuhiko Nakano
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Furnace structure for ceramic powder production
- Patent number 4,986,967
- Issue date Jan 22, 1991
- Sumitomo Chemical Company, Limited
- Kazuhiko Nakano
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Abrasive, production thereof and use thereof in magnetic recording...
- Patent number 4,740,423
- Issue date Apr 26, 1988
- Sumitomo Chemical Company, Limited
- Hidekimi Kadokura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing lithium aluminate powders
- Patent number 4,704,266
- Issue date Nov 3, 1987
- Sumitomo Chemical Company, Limited
- Hidekimi Kadokura
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Magnetic recording medium
- Patent number 4,671,993
- Issue date Jun 9, 1987
- Sumitomo Chemical Company, Limited
- Hidekimi Kadokura
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive, production thereof and use thereof in magnetic recording...
- Patent number 4,584,243
- Issue date Apr 22, 1986
- Sumitomo Chemical Company, Limited
- Hidekimi Kadokura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...