Makoto Yasunaga

Person

Kawagoe-shi Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Exposure system and production method for exposure system
- Patent number 7,616,225
- Issue date Nov 10, 2009
- Citizen Holdings Co., Ltd.
- Akira Shiota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for determining a correction value for light-emitting parts...
- Patent number 7,349,003
- Issue date Mar 25, 2008
- Citizen Holdings Co., Ltd.
- Akira Shiota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Liquid crystal exposure device
- Patent number 7,271,798
- Issue date Sep 18, 2007
- Citizen Holdings Co., Ltd.
- Sadao Masubuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of subjecting ink jet printer to preuse treatment
- Patent number 6,402,285
- Issue date Jun 11, 2002
- Citizen Watch Co., Ltd.
- Toshihiro Endo
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing head having a armature backstop
- Patent number 5,524,991
- Issue date Jun 11, 1996
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing head having backstop structure
- Patent number 5,375,935
- Issue date Dec 27, 1994
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head for dot matrix printer
- Patent number 5,370,467
- Issue date Dec 6, 1994
- Citizen Watch Co., Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer head for printer
- Patent number 5,257,868
- Issue date Nov 2, 1993
- Citizen Watch Co., Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head for a dot matrix printer
- Patent number 5,215,389
- Issue date Jun 1, 1993
- Citizen Watch Co., Ltd.
- Yukihisa Kato
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing head using staggered arrangement needles
- Patent number 5,133,613
- Issue date Jul 28, 1992
- Citizen Watch Co., Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head
- Patent number 5,102,245
- Issue date Apr 7, 1992
- Citizen Watch Co., Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head with tapered conical return spring
- Patent number 5,039,236
- Issue date Aug 13, 1991
- Citizen Watch Co., Ltd.
- Katsuya Masuda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head having reduced noise and vibration characteristics
- Patent number 5,013,169
- Issue date May 7, 1991
- Citizen Watch Company, Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Dot matrix print head having easily removable magnets
- Patent number 4,921,364
- Issue date May 1, 1990
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing head for use in dot printers
- Patent number 4,687,355
- Issue date Aug 18, 1987
- Citizen Watch Co., Ltd.
- Tsutomu Ikehata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing mechanism for an impact matrix printer
- Patent number 4,674,896
- Issue date Jun 23, 1987
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print head
- Patent number 4,647,236
- Issue date Mar 3, 1987
- Citizen Watch Co., Ltd.
- Takashi Moriya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Leaf spring unit for a dot matrix printer
- Patent number 4,610,553
- Issue date Sep 9, 1986
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing hammer for dot printer
- Patent number D281076
- Issue date Oct 22, 1985
- Citizen Watch Co., Ltd.
- Toshio Kurihara
- D18 - Printing and office machinery
Information Patent Grant
Core block for printing head
- Patent number D281077
- Issue date Oct 22, 1985
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- D18 - Printing and office machinery
Information Patent Grant
Method for controlling the temperature of the printing head of an i...
- Patent number 4,540,295
- Issue date Sep 10, 1985
- Citizen Watch Co., Ltd.
- Mizuho Okunishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer head for a dot line printer
- Patent number 4,509,421
- Issue date Apr 9, 1985
- Citizen Watch Company Limited
- Toshio Kurihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stylus driving apparatus for printers
- Patent number 4,484,519
- Issue date Nov 27, 1984
- Citizen Watch Co. Ltd.
- Toshio Kurihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Dot matrix impact printer
- Patent number 4,386,861
- Issue date Jun 7, 1983
- Citizen Watch Co., Ltd.
- Toshio Kurihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
System for driving print wires for printers
- Patent number 4,302,115
- Issue date Nov 24, 1981
- Citizen Watch Co., Ltd.
- Makoto Yasunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Drum printer with helically arranged type sets
- Patent number 4,230,039
- Issue date Oct 28, 1980
- Citizen Watch Company Limited
- Nagao Mizutani
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Liquid crystal exposure device
- Publication number 20050200614
- Publication date Sep 15, 2005
- Sadao Masubuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Exposure system and production method for exposure system
- Publication number 20050083396
- Publication date Apr 21, 2005
- Akira Shiota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Exposure system and production method for exposure system
- Publication number 20050068590
- Publication date Mar 31, 2005
- Akira Shiota
- G06 - COMPUTING CALCULATING COUNTING

Makoto Yasunaga

Person

Patents Grantslast 30 patents

Exposure system and production method for exposure system

Method for determining a correction value for light-emitting parts...

Liquid crystal exposure device

Method of subjecting ink jet printer to preuse treatment

Printing head having a armature backstop

Printing head having backstop structure

Print head for dot matrix printer

Printer head for printer

Print head for a dot matrix printer

Printing head using staggered arrangement needles

Print head

Print head with tapered conical return spring

Print head having reduced noise and vibration characteristics

Dot matrix print head having easily removable magnets

Printing head for use in dot printers

Printing mechanism for an impact matrix printer

Print head

Leaf spring unit for a dot matrix printer

Printing hammer for dot printer

Core block for printing head

Method for controlling the temperature of the printing head of an i...

Printer head for a dot line printer

Stylus driving apparatus for printers

Dot matrix impact printer

System for driving print wires for printers

Drum printer with helically arranged type sets

Patents Applicationslast 30 patents

Liquid crystal exposure device

Exposure system and production method for exposure system

Exposure system and production method for exposure system