Seiji Kuwahara

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ink printer
- Patent number 6,588,881
- Issue date Jul 8, 2003
- Seiko Instruments Inc.
- Tokuya Akase
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording head and image recording apparatus utilizing the recordin...
- Patent number 6,491,379
- Issue date Dec 10, 2002
- Seiko Instruments Inc.
- Koji Kawaguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet recording head, and ink jet recording apparatus employing t...
- Patent number 6,412,915
- Issue date Jul 2, 2002
- Seiko Instruments Inc.
- Hiroyuki Muramatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink recording head and ink injecting method using ink recording head
- Patent number 6,331,047
- Issue date Dec 18, 2001
- Seiko Instruments Inc.
- Hiroyuki Muramatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Wireless communication system using only the magnetic field component
- Patent number 6,219,529
- Issue date Apr 17, 2001
- Seiko Instruments Inc.
- Fumio Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for producing thermal head
- Patent number 5,234,709
- Issue date Aug 10, 1993
- Seiko Instruments Inc.
- Yoshiaki Saita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for thermally recording data utilizing metalli...
- Patent number 5,220,349
- Issue date Jun 15, 1993
- Seiko Instruments Inc.
- Yoshiaki Saita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal head
- Patent number 5,181,046
- Issue date Jan 19, 1993
- Seiko Instruments Inc.
- Yoshiaki Saita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Ink printer
- Publication number 20020044173
- Publication date Apr 18, 2002
- Tokuya Akase
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Seiji Kuwahara

Person

Patents Grantslast 30 patents

Ink printer

Recording head and image recording apparatus utilizing the recordin...

Ink jet recording head, and ink jet recording apparatus employing t...

Ink recording head and ink injecting method using ink recording head

Wireless communication system using only the magnetic field component

Process for producing thermal head

Method and apparatus for thermally recording data utilizing metalli...

Thermal head

Patents Applicationslast 30 patents

Ink printer