Toru Nogiwa

Person

Numazu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reversible thermosensitive recording material
- Patent number 6,060,425
- Issue date May 9, 2000
- Ricoh Company, Ltd.
- Kunichika Morohoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image recording method using reversible thermosensitive recording m...
- Patent number 5,900,900
- Issue date May 4, 1999
- Ricoh Company, Ltd.
- Yoshihiko Hotta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium and method for producin...
- Patent number 5,869,422
- Issue date Feb 9, 1999
- Ricoh Company, Ltd.
- Suzuki Kazumi
- 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
Reversible thermosensitive recording material
- Patent number RE35640
- Issue date Oct 21, 1997
- Ricoh Company, Ltd.
- Yoshihiko Hotta
- 503 - Record receiver having plural interactive leaves or a colorless color f...
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
Information Patent Grant
Method for producing reversible thermosensitive recording material
- Patent number 5,556,827
- Issue date Sep 17, 1996
- Ricoh Company, Ltd.
- Toru Nogiwa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Card processing method
- Patent number 5,321,239
- Issue date Jun 14, 1994
- Ricoh Company, Ltd.
- Fumihito Masubuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reversible thermosensitive recording material
- Patent number 5,283,220
- Issue date Feb 1, 1994
- Ricoh Company, Ltd.
- Makoto Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information memory and display medium
- Patent number 5,260,254
- Issue date Nov 9, 1993
- Ricoh Company, Ltd.
- Yoshihiko Hotta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material and method of produci...
- Patent number 5,219,820
- Issue date Jun 15, 1993
- Ricoh Company, Ltd.
- Kunichika Morohoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material
- Patent number 5,158,926
- Issue date Oct 27, 1992
- Ricoh Company, Ltd.
- Yoshihiko Hotta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material and image display met...
- Patent number 5,158,924
- Issue date Oct 27, 1992
- Ricoh Company, Ltd.
- Yukio Konagaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material
- Patent number 5,087,601
- Issue date Feb 11, 1992
- Ricoh Company, Ltd.
- Yoshihiko Hotta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Toru Nogiwa

Person

Patents Grantslast 30 patents

Reversible thermosensitive recording material

Image recording method using reversible thermosensitive recording m...

Reversible thermosensitive recording medium and method for producin...

Image formation method using a reversible thermosensitive recording...

Reversible thermosensitive recording material

Image formation method using a reversible thermosensitive recording...

Method for producing reversible thermosensitive recording material

Card processing method

Reversible thermosensitive recording material

Information memory and display medium

Reversible thermosensitive recording material and method of produci...

Reversible thermosensitive recording material

Reversible thermosensitive recording material and image display met...

Reversible thermosensitive recording material