Koichi Tohma

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Thermal transfer material and thermal transfer recording method
- Patent number 5,269,865
- Issue date Dec 14, 1993
- Canon Kabushiki Kaisha
- Naoki Kushida
- B44 - DECORATIVE ARTS
Information Patent Grant
Thermal transfer material and thermal transfer recording method
- Patent number 5,269,866
- Issue date Dec 14, 1993
- Canon Kabushiki Kaisha
- Naoki Kushida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Transfer medium for heat-sensitive transfer recording
- Patent number 5,106,676
- Issue date Apr 21, 1992
- Canon Kabushiki Kaisha
- Hiroshi Sato
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer material
- Patent number 5,002,819
- Issue date Mar 26, 1991
- Canon Kabushiki Kaisha
- Koichi Tohma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image recorder using ink imparted with adhesiveness by electro-chem...
- Patent number 4,962,389
- Issue date Oct 9, 1990
- Canon Kabushiki Kaisha
- Fumitaka Kan
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer material
- Patent number 4,960,632
- Issue date Oct 2, 1990
- Canon Kabushiki Kaisha
- Koichi Tohma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image recording method using fluid ink electrochemically imparted w...
- Patent number 4,881,084
- Issue date Nov 14, 1989
- Canon Kabushiki Kaisha
- Fumitaka Kan
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Transfer method for heat-sensitive transfer recording
- Patent number 4,880,324
- Issue date Nov 14, 1989
- Canon Kabushiki Kaisha
- Hiroshi Sato
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer material
- Patent number 4,880,686
- Issue date Nov 14, 1989
- Canon Kabushiki Kaisha
- Hisao Yaegashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer recording method and apparatus
- Patent number 4,743,920
- Issue date May 10, 1988
- Canon Kabushiki Kaisha
- Koichi Tohma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Koichi Tohma

Person

Patents Grantslast 30 patents

Thermal transfer material and thermal transfer recording method

Thermal transfer material and thermal transfer recording method

Transfer medium for heat-sensitive transfer recording

Thermal transfer material

Image recorder using ink imparted with adhesiveness by electro-chem...

Thermal transfer material

Image recording method using fluid ink electrochemically imparted w...

Transfer method for heat-sensitive transfer recording

Thermal transfer material

Thermal transfer recording method and apparatus