Yukihiko Okuno

Person

Toyokawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus which excels in reproducibility of colors,...
- Patent number 6,388,768
- Issue date May 14, 2002
- Minolta Co., Ltd.
- Yoshinobu Hada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device with mechanism for smoothly circulating developer
- Patent number 6,281,961
- Issue date Aug 28, 2001
- Minolta Co., Ltd.
- Mineyuki Sako
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having improved developer distribution
- Patent number 6,122,472
- Issue date Sep 19, 2000
- Minolta Co., Ltd.
- Mineyuki Sako
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a noise removing unit
- Patent number 6,028,957
- Issue date Feb 22, 2000
- Minolta Co., Ltd.
- Kentaro Katori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus
- Patent number 6,021,288
- Issue date Feb 1, 2000
- Minolta Co., Ltd.
- Yukihiko Okuno
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus having an MTF correction unit
- Patent number 5,999,279
- Issue date Dec 7, 1999
- Minolta Co., Ltd.
- Masahiro Kouzaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming device and method having MTF correction
- Patent number 5,995,248
- Issue date Nov 30, 1999
- Minolta Co., Ltd.
- Kentro Katori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tandem-type image forming apparatus and image forming condition det...
- Patent number 5,978,615
- Issue date Nov 2, 1999
- Minolta Co., Ltd.
- Masaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a saturation correction unit
- Patent number 5,966,222
- Issue date Oct 12, 1999
- Minolta Co., Ltd.
- Katsuyuki Hirata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Developing device
- Patent number 5,963,766
- Issue date Oct 5, 1999
- Minolta Co., Ltd.
- Yukihiko Okuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Digital image forming apparatus with test image optimization
- Patent number 5,822,079
- Issue date Oct 13, 1998
- Minolta Co., Ltd.
- Yukihiko Okuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus which calculates toner consumption in accor...
- Patent number 5,724,627
- Issue date Mar 3, 1998
- Minolta Co., Ltd.
- Yukihiko Okuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Digital image forming apparatus and method with variable duty ratio
- Patent number 5,715,067
- Issue date Feb 3, 1998
- Minolta Co., Ltd.
- Kentaro Katori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Toner replenishment device for an image forming apparatus which emp...
- Patent number 5,708,917
- Issue date Jan 13, 1998
- Minolta Co., Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation apparatus that can maintain appropriately toner den...
- Patent number 5,708,918
- Issue date Jan 13, 1998
- Minolta Co., Ltd.
- Yukihiko Okuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Digital image forming apparatus which specifies a sensitivity chara...
- Patent number 5,694,223
- Issue date Dec 2, 1997
- Minolta Co., Ltd.
- Kentaro Katori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for measuring developer density
- Patent number 5,530,530
- Issue date Jun 25, 1996
- Minolta Co., Ltd.
- Masaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS WHICH EXCELS IN REPRODUCIBILITY OF COLORS,...
- Publication number 20010015815
- Publication date Aug 23, 2001
- YOSHINOBU HADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yukihiko Okuno

Person

Patents Grantslast 30 patents

Image forming apparatus which excels in reproducibility of colors,...

Developing device with mechanism for smoothly circulating developer

Developing apparatus having improved developer distribution

Image forming apparatus having a noise removing unit

Image forming apparatus

Image forming apparatus having an MTF correction unit

Image forming device and method having MTF correction

Tandem-type image forming apparatus and image forming condition det...

Image forming apparatus having a saturation correction unit

Developing device

Digital image forming apparatus with test image optimization

Image forming apparatus which calculates toner consumption in accor...

Digital image forming apparatus and method with variable duty ratio

Toner replenishment device for an image forming apparatus which emp...

Image formation apparatus that can maintain appropriately toner den...

Digital image forming apparatus which specifies a sensitivity chara...

Apparatus for measuring developer density

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS WHICH EXCELS IN REPRODUCIBILITY OF COLORS,...