Hiroshi Takayama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image inspecting apparatus, display method, and computer product di...
- Patent number 11,303,762
- Issue date Apr 12, 2022
- Ricoh Company, Ltd.
- Hiroshi Takayama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electro-conductive roll and image-forming apparatus using the same
- Patent number 7,072,604
- Issue date Jul 4, 2006
- Fuji Xerox Co., Ltd.
- Hiroyuki Miura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device
- Patent number 6,587,659
- Issue date Jul 1, 2003
- Fuji Xerox Co., Ltd.
- Manabu Furuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heat generating medium for toner image fixing and a fixing apparatu...
- Patent number 6,329,639
- Issue date Dec 11, 2001
- Fuji Xerox Co., Ltd.
- Eiichi Akutsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member and charging device
- Patent number 6,259,875
- Issue date Jul 10, 2001
- Fuji Xerox Co., Ltd.
- Hiroyuki Miura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member and charging apparatus
- Patent number 6,134,408
- Issue date Oct 17, 2000
- Fuji Xerox Co., Ltd.
- Hiroyuki Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing a charging device
- Patent number 5,974,666
- Issue date Nov 2, 1999
- Fuji Xerox Co., Ltd.
- Eiko Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrier and developing apparatus comprising the same
- Patent number 5,897,477
- Issue date Apr 27, 1999
- Fuji Xerox Co., Ltd.
- Kenji Nakatogawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device
- Patent number 5,839,029
- Issue date Nov 17, 1998
- Fuji Xerox Co., Ltd.
- Hiroyuki Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device having an electrically conductive elastic body layer
- Patent number 5,822,658
- Issue date Oct 13, 1998
- Fuji Xerox Co., Ltd.
- Eiko Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Re-inking process
- Patent number 5,631,043
- Issue date May 20, 1997
- Fuji Xerox, Co. Ltd.
- Kenji Ogi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink transfer medium for toner, ink transfer process and re-inking p...
- Patent number 5,614,935
- Issue date Mar 25, 1997
- Fuji Xerox Co., Ltd.
- Kenji Ogi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color toner and process for producing the same
- Patent number 5,529,871
- Issue date Jun 25, 1996
- Fuji Xerox Co., Ltd.
- Masanori Ichimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink transfer medium for toner, ink transfer process and re-inking p...
- Patent number 5,458,954
- Issue date Oct 17, 1995
- Fuji Xerox Co., Ltd.
- Kenji Ogi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electro-sensitive thermal transfer recording medium
- Patent number 5,399,436
- Issue date Mar 21, 1995
- Fuji Xerox Co., Ltd.
- Hiroshi Takayama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for fixing full color toner images
- Patent number 5,250,996
- Issue date Oct 5, 1993
- Fuji Xerox Co., Ltd.
- Yutaka Sugizaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic latent image containing copolyme...
- Patent number 4,504,563
- Issue date Mar 12, 1985
- Fuji Xerox Co., Ltd.
- Koichi Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dry toners comprising a colorant and graph copolymer comprising a c...
- Patent number 4,385,107
- Issue date May 24, 1983
- Fuji Photo Film Co., Ltd.
- Koichi Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE INSPECTING APPARATUS, DISPLAY METHOD, AND NON-TRANSITORY COMP...
- Publication number 20210385337
- Publication date Dec 9, 2021
- RICOH COMPANY, LTD.
- Hiroshi TAKAYAMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electro-conductive roll and image-forming apparatus using the same
- Publication number 20040247340
- Publication date Dec 9, 2004
- FUJI XEROX CO., LTD
- Hiroyuki Miura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE
- Publication number 20030099487
- Publication date May 29, 2003
- FUJI XEROX CO., LTD
- Manabu Furuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiroshi Takayama

Person

Patents Grantslast 30 patents

Image inspecting apparatus, display method, and computer product di...

Electro-conductive roll and image-forming apparatus using the same

Image forming device

Heat generating medium for toner image fixing and a fixing apparatu...

Charging member and charging device

Charging member and charging apparatus

Process for preparing a charging device

Developer carrier and developing apparatus comprising the same

Charging device

Charging device having an electrically conductive elastic body layer

Re-inking process

Ink transfer medium for toner, ink transfer process and re-inking p...

Color toner and process for producing the same

Ink transfer medium for toner, ink transfer process and re-inking p...

Electro-sensitive thermal transfer recording medium

Method for fixing full color toner images

Toner for developing electrostatic latent image containing copolyme...

Dry toners comprising a colorant and graph copolymer comprising a c...

Patents Applicationslast 30 patents

IMAGE INSPECTING APPARATUS, DISPLAY METHOD, AND NON-TRANSITORY COMP...

Electro-conductive roll and image-forming apparatus using the same

IMAGE FORMING DEVICE