Eiji Imada

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
1,2,4,5-benzoylenebis(naphtho[1,8-de]pyrimidine) compounds and thei...
- Patent number 5,116,706
- Issue date May 26, 1992
- Sharp Kabushiki Kaisha
- Yoshimi Kojima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2,4,5-benzoylenebis(naphtho[2,3-d]imidazole) compounds and photos...
- Patent number 4,983,741
- Issue date Jan 8, 1991
- Sharp Kabushiki Kaisha
- Satoshi Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds and...
- Patent number 4,963,451
- Issue date Oct 16, 1990
- Sharp Kabushiki Kaisha
- Satoshi Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amorphous silicon photoreceptor
- Patent number 4,943,503
- Issue date Jul 24, 1990
- Sharp Kabushiki Kaisha
- Hideo Nojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds
- Patent number 4,908,457
- Issue date Mar 13, 1990
- Sharp Kabushiki Kaisha
- Satoshi Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic printing process using photochromic compound
- Patent number 4,883,733
- Issue date Nov 28, 1989
- Sharp Kabushiki Kaisha
- Hiroshi Sugimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for electrophotography with a-Si layers having a grad...
- Patent number 4,853,309
- Issue date Aug 1, 1989
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for electrophotography comprising boron doped a-Si.su...
- Patent number 4,687,724
- Issue date Aug 18, 1987
- Sharp Kabushiki
- Shaw Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing an amorphous Si electrophotographic photore...
- Patent number 4,666,816
- Issue date May 19, 1987
- Sharp Kabushiki Kaisha
- Yoshimi Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

1,2,4,5-benzoylenebis(naphtho[1,8-de]pyrimidine) compounds and thei...

1,2,4,5-benzoylenebis(naphtho[2,3-d]imidazole) compounds and photos...

1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds and...

Amorphous silicon photoreceptor

1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds

Electrophotographic printing process using photochromic compound

Photoreceptor for electrophotography with a-Si layers having a grad...

Photoreceptor for electrophotography comprising boron doped a-Si.su...

Method of manufacturing an amorphous Si electrophotographic photore...