Kentaro Hamma

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Thermal transfer recording apparatus with ink paper cassette
- Patent number RE34521
- Issue date Jan 25, 1994
- Hitachi, Ltd.
- Hiroshi Shimizu
- 400 - Typewriting machines
Information Patent Grant
Method and apparatus for controlling a video signal print system
- Patent number 5,251,074
- Issue date Oct 5, 1993
- Hitachi, Ltd.
- Kentaro Hamma
- G11 - INFORMATION STORAGE
Information Patent Grant
Thick film type thermal head and thermal recording device
- Patent number 5,157,414
- Issue date Oct 20, 1992
- Hitachi, Ltd.
- Taisaku Seino
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Signal processing circuit including a white balance adjusting circu...
- Patent number 5,146,323
- Issue date Sep 8, 1992
- Hitachi, Ltd.
- Yasunori Kobori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video printer with separately stored digital signals printed in sep...
- Patent number 5,109,281
- Issue date Apr 28, 1992
- Hitachi, Ltd.
- Yasunori Kobori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thermal transfer printing apparatus and ink paper cassette
- Patent number 5,079,565
- Issue date Jan 7, 1992
- Hitachi, Ltd.
- Hiroshi Shimizu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Video signal processor and video signal processing method for a vid...
- Patent number 5,045,951
- Issue date Sep 3, 1991
- Hitachi, Ltd.
- Hiroyuki Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video printer having data are stored in main and sub memories are r...
- Patent number 5,028,993
- Issue date Jul 2, 1991
- Hitachi, Ltd.
- Yasunori Kobori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thermal transfer recording apparatus with ink paper cassette
- Patent number 4,915,516
- Issue date Apr 10, 1990
- Hitachi, Ltd.
- Hiroshi Shimizu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inked sheet cassette and thermal transfer-type recording apparatus
- Patent number 4,901,090
- Issue date Feb 13, 1990
- Hitachi, Ltd.
- Naohiro Ozawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer recording apparatus and ink sheet cassette therefor
- Patent number 4,892,425
- Issue date Jan 9, 1990
- Hitachi, Ltd.
- Hiroshi Shimizu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Control circuit for video printer
- Patent number 4,855,840
- Issue date Aug 8, 1989
- Hitachi, Ltd.
- Hiroyuki Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thermal-transfer recording apparatus
- Patent number 4,844,770
- Issue date Jul 4, 1989
- Hitachi, Ltd.
- Mikio Shiraishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer printer
- Patent number 4,794,404
- Issue date Dec 27, 1988
- Hitachi Ltd.
- Mikio Shiraishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Kentaro Hamma

Person

Patents Grantslast 30 patents

Thermal transfer recording apparatus with ink paper cassette

Method and apparatus for controlling a video signal print system

Thick film type thermal head and thermal recording device

Signal processing circuit including a white balance adjusting circu...

Video printer with separately stored digital signals printed in sep...

Thermal transfer printing apparatus and ink paper cassette

Video signal processor and video signal processing method for a vid...

Video printer having data are stored in main and sub memories are r...

Thermal transfer recording apparatus with ink paper cassette

Inked sheet cassette and thermal transfer-type recording apparatus

Thermal transfer recording apparatus and ink sheet cassette therefor

Control circuit for video printer

Thermal-transfer recording apparatus

Thermal transfer printer