Akihide Itoh

Follow

Person

Mishima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reversible thermosensitive recording medium and method of producing...
- Patent number 5,985,077
- Issue date Nov 16, 1999
- Ricoh Company, Ltd.
- Yukio Konagaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image formation method using a reversible thermosensitive recording...
- Patent number 5,801,743
- Issue date Sep 1, 1998
- Ricoh Company, Ltd.
- Akihide Itoh
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of producing reversible thermosensitive recording medium
- Patent number 5,762,998
- Issue date Jun 9, 1998
- Ricoh Company, Ltd.
- Yukio Konagaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium and method of producing...
- Patent number 5,625,524
- Issue date Apr 29, 1997
- Ricoh Company, Ltd.
- Yukio Konagaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image formation method using a reversible thermosensitive recording...
- Patent number 5,614,461
- Issue date Mar 25, 1997
- Ricoh Company, Ltd.
- Akihide Itoh
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS