Yukio Ota

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Toner cartridge with a toner-discharging mechanism and printer to w...
- Patent number 6,856,779
- Issue date Feb 15, 2005
- Oki Data Corporation
- Yukio Ota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge and printer to which the toner cartridge is attached
- Patent number 6,591,079
- Issue date Jul 8, 2003
- Oki Data Corporation
- Yukio Ota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic recording apparatus having lid with mechanism t...
- Patent number 6,434,350
- Issue date Aug 13, 2002
- Oki Data Corporation
- Hiroshi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for melting a needle using an electric current
- Patent number 6,169,260
- Issue date Jan 2, 2001
- Oki Data Corporation
- Naoji Akutsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Printer having a joint mechanism for fitting a paper feed unit
- Patent number 5,917,995
- Issue date Jun 29, 1999
- Oki Data Corporation
- Yukio Ota
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Toner cartridge
- Patent number D389860
- Issue date Jan 27, 1998
- Oki Data Corporation
- Shigeki Nakajima
- D18 - Printing and office machinery
Information Patent Grant
Paper cassette and printer therewith
- Patent number 5,655,764
- Issue date Aug 12, 1997
- Oki Electric Industry Co., Ltd.
- Yukio Ota
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Toner cartridge
- Patent number D356815
- Issue date Mar 28, 1995
- Oki Electric Industry Co., Ltd.
- Shigeki Nakajima
- D18 - Printing and office machinery
Information Patent Grant
Image drum cartridge
- Patent number D354980
- Issue date Jan 31, 1995
- Oki Electric Industry Co., Ltd.
- Shigeki Nakajima
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number D348689
- Issue date Jul 12, 1994
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- D18 - Printing and office machinery
Information Patent Grant
Toner cartridge
- Patent number 5,280,324
- Issue date Jan 18, 1994
- Oki Electric Industry Co., Ltd.
- Hisao Ono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device including toner hopper and toner cartridge stirri...
- Patent number 5,264,900
- Issue date Nov 23, 1993
- Oki Electric Industry Co., Ltd.
- Yoshiharu Momiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Replaceable toner cartridge with internal stirring member, and elec...
- Patent number 5,235,389
- Issue date Aug 10, 1993
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner residual amount detecting mechanism
- Patent number 5,216,462
- Issue date Jun 1, 1993
- Oki Electric Industry Co., Ltd.
- Shigeki Nakajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printer having a single platen with multiple paper feed
- Patent number 5,139,353
- Issue date Aug 18, 1992
- Oki Electric Industry Co., Ltd.
- Yukio Ota
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Developing apparatus
- Patent number 5,132,734
- Issue date Jul 21, 1992
- Oki Electric Industry Co., Ltd.
- Yoshiharu Momiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printer and paper insertion device suitable therefor
- Patent number 4,781,480
- Issue date Nov 1, 1988
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper feeding control system of automatic paper feeder
- Patent number 4,780,012
- Issue date Oct 25, 1988
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Easily assembled carriage mechanism of printer
- Patent number 4,750,881
- Issue date Jun 14, 1988
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Platen gap adjusting mechanism of printer
- Patent number 4,738,552
- Issue date Apr 19, 1988
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer and paper insertion device suitable therefor
- Patent number 4,722,623
- Issue date Feb 2, 1988
- Oki Electric Industry Co., Ltd.
- Hiroshi Kikuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Toner cartridge and printer to which the toner cartridge is attached
- Publication number 20030210929
- Publication date Nov 13, 2003
- Oki Data Corporation
- Yukio Ota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic recording apparatus
- Publication number 20010021321
- Publication date Sep 13, 2001
- Hiroshi Kikuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Toner cartridge and printer to which the toner cartridge is attached
- Publication number 20010021327
- Publication date Sep 13, 2001
- Oki Data Corporation
- Yukio Ota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Toner cartridge with a toner-discharging mechanism and printer to w...

Toner cartridge and printer to which the toner cartridge is attached

Electrophotographic recording apparatus having lid with mechanism t...

Apparatus for melting a needle using an electric current

Printer having a joint mechanism for fitting a paper feed unit

Toner cartridge

Paper cassette and printer therewith

Toner cartridge

Image drum cartridge

Toner cartridge

Toner cartridge

Developing device including toner hopper and toner cartridge stirri...

Replaceable toner cartridge with internal stirring member, and elec...

Toner residual amount detecting mechanism

Printer having a single platen with multiple paper feed

Developing apparatus

Printer and paper insertion device suitable therefor

Paper feeding control system of automatic paper feeder

Easily assembled carriage mechanism of printer

Platen gap adjusting mechanism of printer

Printer and paper insertion device suitable therefor

Patents Applicationslast 30 patents

Toner cartridge and printer to which the toner cartridge is attached

Electrophotographic recording apparatus

Toner cartridge and printer to which the toner cartridge is attached