Hirofumi Nakayasu

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Printing agent service method and system
- Patent number 7,242,491
- Issue date Jul 10, 2007
- Fuji Xerox Co., Ltd.
- Hirofumi Nakayasu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image formation apparatus and image exposure apparatus
- Patent number 7,002,701
- Issue date Feb 21, 2006
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, recording medium in which test-pattern ima...
- Patent number 6,714,748
- Issue date Mar 30, 2004
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing apparatus and toner density measuring method
- Patent number 6,434,347
- Issue date Aug 13, 2002
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color shift correcting structure of image forming apparatus
- Patent number 6,393,244
- Issue date May 21, 2002
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Manufacturing device and method of the exposure device
- Patent number 6,379,482
- Issue date Apr 30, 2002
- Fujitsu Limited
- Hirofumi Nakayasu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal correction for image-forming exposure device and method of...
- Patent number 6,366,304
- Issue date Apr 2, 2002
- Fujitsu Limited
- Hirofumi Nakayasu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus and exposure device thereof
- Patent number 6,340,982
- Issue date Jan 22, 2002
- Fujitsu Limited
- Yoshihiko Taira
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrophotography apparatus and exposure apparatus using particula...
- Patent number 6,330,011
- Issue date Dec 11, 2001
- Fujitsu Limited
- Yoshihiko Taira
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing apparatus
- Patent number 6,321,060
- Issue date Nov 20, 2001
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic apparatus with quantity-of-light control
- Patent number 6,292,205
- Issue date Sep 18, 2001
- Fujitsu Limited
- Hirofumi Nakayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus with belt mark sensor
- Patent number 6,219,508
- Issue date Apr 17, 2001
- Fujitsu Limited
- Tsutomu Nagatomi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,219,496
- Issue date Apr 17, 2001
- Fujitsu Limited
- Takeo Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation apparatus capable of detecting and correcting posit...
- Patent number 6,198,896
- Issue date Mar 6, 2001
- Fujisu Limited
- Hirofumi Nakayasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Positional error correction for color image forming apparatus
- Patent number 6,118,463
- Issue date Sep 12, 2000
- Fujitsu Limited
- Youji Houki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Printing apparatus
- Patent number 6,070,041
- Issue date May 30, 2000
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing apparatus
- Patent number 6,049,690
- Issue date Apr 11, 2000
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with cover lifting mechanism
- Patent number 6,038,417
- Issue date Mar 14, 2000
- Fujitsu Limited
- Tomoyuki Nagamine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with cover lifting mechanism
- Patent number 5,978,626
- Issue date Nov 2, 1999
- Fujitsu Limited
- Tomoyuki Nagamine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing apparatus with positional offset detection and correction
- Patent number 5,946,537
- Issue date Aug 31, 1999
- Fujitsu Limited
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing apparatus
- Patent number 5,946,523
- Issue date Aug 31, 1999
- Fujitsu Limited
- Hidenori Fujioka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus with image tone adjusting function
- Patent number 5,907,344
- Issue date May 25, 1999
- Fujitsu Limited
- Takeshi Tanimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ultrasonic printing apparatus and method in which the phases of the...
- Patent number 5,798,779
- Issue date Aug 25, 1998
- Fujitsu Limited
- Hirofumi Nakayasu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure roller having deflection compensating shaft
- Patent number 5,732,319
- Issue date Mar 24, 1998
- Fujitsu Limited
- Akihiro Komuro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ultrasonic printer
- Patent number 5,612,723
- Issue date Mar 18, 1997
- Fujitsu Limited
- Takaki Shimura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Printing apparatus having head gap adjusting device
- Patent number 5,499,876
- Issue date Mar 19, 1996
- Fujitsu Limited
- Yoshiaki Hosokawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having a bail roller opening and closing mechanism
- Patent number 5,120,146
- Issue date Jun 9, 1992
- Fujitsu Limited
- Hirofumi Nakayasu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having a bail roller opening and closing mechanism
- Patent number 5,071,275
- Issue date Dec 10, 1991
- Fujitsu Limited
- Hirofumi Nakayasu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having an ink ribbon shift apparatus
- Patent number 5,064,304
- Issue date Nov 12, 1991
- Fujitsu Limited
- Yoshiaki Hosokawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Printing agent service method and system
- Publication number 20020051178
- Publication date May 2, 2002
- Fujitsu Limited,
- Hirofumi Nakayasu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Printing apparatus and toner density measuring method
- Publication number 20020001477
- Publication date Jan 3, 2002
- Fujitsu Limited, Kawasaki, Japan
- Hirofumi Nakayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hirofumi Nakayasu

Person

Patents Grantslast 30 patents

Printing agent service method and system

Image formation apparatus and image exposure apparatus

Image forming apparatus, recording medium in which test-pattern ima...

Printing apparatus and toner density measuring method

Color shift correcting structure of image forming apparatus

Manufacturing device and method of the exposure device

Thermal correction for image-forming exposure device and method of...

Image forming apparatus and exposure device thereof

Electrophotography apparatus and exposure apparatus using particula...

Printing apparatus

Electrophotographic apparatus with quantity-of-light control

Image forming apparatus with belt mark sensor

Image forming apparatus

Image formation apparatus capable of detecting and correcting posit...

Positional error correction for color image forming apparatus

Printing apparatus

Printing apparatus

Image forming apparatus with cover lifting mechanism

Image forming apparatus with cover lifting mechanism

Printing apparatus with positional offset detection and correction

Printing apparatus

Image forming apparatus with image tone adjusting function

Ultrasonic printing apparatus and method in which the phases of the...

Pressure roller having deflection compensating shaft

Ultrasonic printer

Printing apparatus having head gap adjusting device

Printer having a bail roller opening and closing mechanism

Printer having a bail roller opening and closing mechanism

Printer having an ink ribbon shift apparatus

Patents Applicationslast 30 patents

Printing agent service method and system

Printing apparatus and toner density measuring method