Shigeharu Iijima

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Opto-magnetic recording medium
- Patent number 4,939,023
- Issue date Jul 3, 1990
- Canon Kabushiki Kaisha
- Hiroshi Omata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 4,777,068
- Issue date Oct 11, 1988
- Canon Kabushiki Kaisha
- Hiroshi Omata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,741,967
- Issue date May 3, 1988
- Canon Kabushiki Kaisha
- Satoshi Yoshihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 4,710,418
- Issue date Dec 1, 1987
- Canon Kabushiki Kaisha
- Katsuhiko Takano
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for bonding a color separation filter
- Patent number 4,661,191
- Issue date Apr 28, 1987
- Canon Kabushiki Kaisha
- Masaru Kamio
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Recording medium
- Patent number 4,618,537
- Issue date Oct 21, 1986
- Canon Kabushiki Kaisha
- Katsuhiko Takano
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrochromic element
- Patent number 4,585,312
- Issue date Apr 29, 1986
- Canon Kabushiki Kaisha
- Kazuya Ishiwata
- G02 - OPTICS
Information Patent Grant
Recording medium
- Patent number 4,578,322
- Issue date Mar 25, 1986
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G11 - INFORMATION STORAGE