Hirohisa Kato

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Ebina, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium
- Patent number 4,585,697
- Issue date Apr 29, 1986
- Kabushiki Kaisha Toshiba
- Hirohisa Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media having ferromagnetic and ferrite particles...
- Patent number 4,565,726
- Issue date Jan 21, 1986
- Tokyo Shibaura Denki Kabushiki Kaisha
- Toshihiko Oguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for perpendicular magnetic recording medium
- Patent number 4,447,467
- Issue date May 8, 1984
- Tokyo Shibaura Denki Kabushiki Kaisha
- Toshihiko Oguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing electrochromic display device
- Patent number 4,266,335
- Issue date May 12, 1981
- Tokyo Shibaura Denki Kabushiki Kaisha
- Shoichi Matsumoto
- G02 - OPTICS
Information Patent Grant
Radiation-sensitive positive resist
- Patent number 4,259,407
- Issue date Mar 31, 1981
- Vlsi Technology Research Association
- Tsukasa Tada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY