Takashi Hayakawa

Person

Souraku-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Substrate for photoelectric conversion device, photoelectric conver...
- Patent number 8,957,300
- Issue date Feb 17, 2015
- Sharp Kabushiki Kaisha
- Yoshiyuki Nasuno
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Multi-junction solar cell
- Patent number 6,459,034
- Issue date Oct 1, 2002
- Sharp Kabushiki Kaisha
- Masahiko Muramoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma CVD apparatus suitable for manufacturing solar cell and the...
- Patent number 6,189,485
- Issue date Feb 20, 2001
- Anelva Corporation
- Akihisa Matsuda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Imaging forming apparatus with enhanced cleaning of residual matter...
- Patent number 5,754,925
- Issue date May 19, 1998
- Sharp Kabushiki Kaisha
- Yuhi Yui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact charging image forming apparatus having improved image tran...
- Patent number 5,708,929
- Issue date Jan 13, 1998
- Sharp Kabushiki Kaisha
- Katsumi Adachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,689,778
- Issue date Nov 18, 1997
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid crystal light valve with photoconductor including light abso...
- Patent number 5,602,659
- Issue date Feb 11, 1997
- Sharp Kabushiki Kaisha
- Katsumi Adachi
- G02 - OPTICS
Information Patent Grant
Charging device
- Patent number 5,592,263
- Issue date Jan 7, 1997
- Gunze Limited
- Katsumi Adachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image-forming apparatus
- Patent number 5,563,691
- Issue date Oct 8, 1996
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for preventing damage to conductive fibers...
- Patent number 5,555,079
- Issue date Sep 10, 1996
- Sharp Kabushiki Kaisha
- Katsumi Adachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor coupled liquid crystal light valve with impurity dop...
- Patent number 5,446,563
- Issue date Aug 29, 1995
- Sharp Kabushiki Kaisha
- Hayakawa Takashi
- G02 - OPTICS
Information Patent Grant
Method of charging a built-in electrophotographic charge member
- Patent number 5,426,488
- Issue date Jun 20, 1995
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copier and charging means used therefor
- Patent number 5,398,102
- Issue date Mar 14, 1995
- Sharp Kabushiki Kaisha
- Takasumi Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor coupled liquid crystal light valve
- Patent number 5,338,582
- Issue date Aug 16, 1994
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G02 - OPTICS
Information Patent Grant
Method of fabricating photoconductor coupled liquid crystal light v...
- Patent number 5,324,549
- Issue date Jun 28, 1994
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G02 - OPTICS
Information Patent Grant
Liquid crystal light valve with amorphous silicon photoconductor of...
- Patent number 5,239,397
- Issue date Aug 24, 1993
- Sharp Kabushiki
- Takashi Hayakawa
- G02 - OPTICS
Information Patent Grant
Photosensitive body for electrophotography containing amorphous sil...
- Patent number 5,164,281
- Issue date Nov 17, 1992
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member for electrophotography
- Patent number 5,100,749
- Issue date Mar 31, 1992
- Sharp Kabushiki Kaisha
- Shiro Narikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Amorphous, layered, photosensitive member for electrophotography an...
- Patent number 5,085,968
- Issue date Feb 4, 1992
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member for electrophotography and process for making...
- Patent number 5,057,391
- Issue date Oct 15, 1991
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member for electrophotography having amorphous silicon
- Patent number 5,009,977
- Issue date Apr 23, 1991
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image formation apparatus with two bias voltage...
- Patent number 4,994,855
- Issue date Feb 19, 1991
- Sharp Kabushiki Kaisha
- Kunio Ohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member comprising amorphous silicon
- Patent number 4,992,348
- Issue date Feb 12, 1991
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member for electrophotography
- Patent number 4,990,423
- Issue date Feb 5, 1991
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Amorphous silicon photosensitive member for use in electrophotography
- Patent number 4,971,878
- Issue date Nov 20, 1990
- Sharp Kabushiki Kaisha
- Takashi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
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
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
SOLAR CELL MODULE, PRODUCTION METHOD FOR SOLAR CELL MODULE, SUPPORT...
- Publication number 20150090319
- Publication date Apr 2, 2015
- Sharp Kabushiki Kaisha
- Kazuhiro Mizuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Substrate for photoelectric conversion device, photoelectric conver...
- Publication number 20070151596
- Publication date Jul 5, 2007
- SHARP KABUSHIKI KAISHA
- Yoshiyuki Nasuno
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Multi-junction solar cell
- Publication number 20020011263
- Publication date Jan 31, 2002
- Masahiko Muramoto
- H01 - BASIC ELECTRIC ELEMENTS

Takashi Hayakawa

Person

Patents Grantslast 30 patents

Substrate for photoelectric conversion device, photoelectric conver...

Multi-junction solar cell

Plasma CVD apparatus suitable for manufacturing solar cell and the...

Imaging forming apparatus with enhanced cleaning of residual matter...

Contact charging image forming apparatus having improved image tran...

Image forming apparatus

Liquid crystal light valve with photoconductor including light abso...

Charging device

Image-forming apparatus

Image forming apparatus for preventing damage to conductive fibers...

Photoconductor coupled liquid crystal light valve with impurity dop...

Method of charging a built-in electrophotographic charge member

Electrophotographic copier and charging means used therefor

Photoconductor coupled liquid crystal light valve

Method of fabricating photoconductor coupled liquid crystal light v...

Liquid crystal light valve with amorphous silicon photoconductor of...

Photosensitive body for electrophotography containing amorphous sil...

Photosensitive member for electrophotography

Amorphous, layered, photosensitive member for electrophotography an...

Photosensitive member for electrophotography and process for making...

Photosensitive member for electrophotography having amorphous silicon

Electrophotographic image formation apparatus with two bias voltage...

Electrophotographic photosensitive member comprising amorphous silicon

Photosensitive member for electrophotography

Amorphous silicon photosensitive member for use in electrophotography

Amorphous silicon photoreceptor

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...

Plasma CVD apparatus for making photoreceptor drum

Patents Applicationslast 30 patents

SOLAR CELL MODULE, PRODUCTION METHOD FOR SOLAR CELL MODULE, SUPPORT...

Substrate for photoelectric conversion device, photoelectric conver...

Multi-junction solar cell