Yoshimi Kojima

Person

Nara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Non-magnetic mono-component toner and developing method with the same
- Patent number 7,011,920
- Issue date Mar 14, 2006
- Sharp Kabushiki Kaisha
- Takafumi Nagai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor and management system of the same
- Patent number 6,780,553
- Issue date Aug 24, 2004
- Sharp Kabushiki Kaisha
- Hiroshi Sugimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 5,492,786
- Issue date Feb 20, 1996
- Sharp Kabushiki Kaisha
- Hiroshi Sugimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor and a method for forming the same
- Patent number 5,489,496
- Issue date Feb 6, 1996
- Sharp Kabushiki Kaisha
- Satoshi Katayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Switching element array and a liquid crystal display using the same
- Patent number 5,396,354
- Issue date Mar 7, 1995
- Sharp Kabushiki Kaisha
- Yasunori Shimada
- G02 - OPTICS
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
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
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
Apparatus and method for manufacturing photosensitive amorphous sil...
- Patent number 4,851,256
- Issue date Jul 25, 1989
- Sharp Kabushiki Kaisha
- Toshiro Matsuyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
Information Patent Grant
Plasma CVD apparatus for making photoreceptor drum
- Patent number 4,615,299
- Issue date Oct 7, 1986
- Sharp Kabushiki Kaisha
- Toshiro Matsuyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Non-magnetic mono-component toner and developing method with the same
- Publication number 20040096764
- Publication date May 20, 2004
- Sharp Kabushiki Kaisha
- Takafumi Nagai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic photoreceptor and management system of the same
- Publication number 20030124445
- Publication date Jul 3, 2003
- Hiroshi Sugimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yoshimi Kojima

Person

Patents Grantslast 30 patents

Non-magnetic mono-component toner and developing method with the same

Electrophotographic photoreceptor and management system of the same

Electrophotographic photoreceptor

Electrophotographic photoconductor and a method for forming the same

Switching element array and a liquid crystal display using the same

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

Amorphous silicon photoreceptor

Electrophotographic printing process using photochromic compound

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

Apparatus and method for manufacturing photosensitive amorphous sil...

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

Method of manufacturing an amorphous Si electrophotographic photore...

Plasma CVD apparatus for making photoreceptor drum

Patents Applicationslast 30 patents

Non-magnetic mono-component toner and developing method with the same

Electrophotographic photoreceptor and management system of the same