Yasuhiro Ouki

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ink-jet recording head that minutely vibrates ink meniscus
- Patent number 6,431,674
- Issue date Aug 13, 2002
- Seiko Epson Corporation
- Kazunaga Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color ink set for ink-jet recording
- Patent number 5,948,154
- Issue date Sep 7, 1999
- Seiko Epson Corporation
- Hiroko Hayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Mixed disazo-dye composition and black aqueous ink composition cont...
- Patent number 5,795,970
- Issue date Aug 18, 1998
- Orient Chemical Industries, Ltd.
- Takashi Ono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink composition excellent in reproduction of black color and ink je...
- Patent number 5,753,016
- Issue date May 19, 1998
- Seiko Epson Corporation
- Hiroko Hayashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink composition for ink jet recording
- Patent number 5,647,897
- Issue date Jul 15, 1997
- Seiko Epson Corporation
- Yasuhiro Ouki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ink jet recording head and process for producing the same
- Patent number 5,502,470
- Issue date Mar 26, 1996
- Seiko Epson Corporation
- Satoru Miyashita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of forming a nozzle for an ink-jet printer head
- Patent number 5,312,517
- Issue date May 17, 1994
- Seiko Epson Corporation
- Yasuhiro Ouki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
INK-JET RECORDING HEAD
- Publication number 20010050696
- Publication date Dec 13, 2001
- KAZUNAGA SUZUKI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Yasuhiro Ouki

Person

Patents Grantslast 30 patents

Ink-jet recording head that minutely vibrates ink meniscus

Color ink set for ink-jet recording

Mixed disazo-dye composition and black aqueous ink composition cont...

Ink composition excellent in reproduction of black color and ink je...

Ink composition for ink jet recording

Ink jet recording head and process for producing the same

Method of forming a nozzle for an ink-jet printer head

Patents Applicationslast 30 patents

INK-JET RECORDING HEAD