Kyoji Tsutsui

Person

Mishima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Phenol compound, reversible thermosensitive recording medium, rever...
- Patent number 7,553,796
- Issue date Jun 30, 2009
- Ricoh Company, Ltd.
- Satoshi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenol compound, reversible thermosensitive recording medium, rever...
- Patent number 7,456,132
- Issue date Nov 25, 2008
- Ricoh Company, Ltd.
- Satoshi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Erasable recording material capable of inputting additional informa...
- Patent number 6,677,273
- Issue date Jan 13, 2004
- Ricoh Company, Ltd.
- Masafumi Torii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of reversible selective manifestation of different states of...
- Patent number 6,656,879
- Issue date Dec 2, 2003
- Ricoh Company, Ltd.
- Kyoji Tsutsui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium and image forming and e...
- Patent number 6,579,826
- Issue date Jun 17, 2003
- Ricoh Company Limited
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Erasable recording material capable of inputting additional informa...
- Patent number 6,432,518
- Issue date Aug 13, 2002
- Ricoh Company, Ltd.
- Masafumi Torii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reversible thermal recording method and apparatus therefor
- Patent number 6,154,243
- Issue date Nov 28, 2000
- Ricoh Company, Ltd.
- Tadafumi Tatewaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optically anisotropic recording medium and method of recording and...
- Patent number 6,090,508
- Issue date Jul 18, 2000
- Ricoh Company, Ltd.
- Kyoji Tsutsui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material and recording method...
- Patent number 6,090,748
- Issue date Jul 18, 2000
- Ricoh Company, Ltd.
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 6,090,192
- Issue date Jul 18, 2000
- Ricoh Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 6,063,173
- Issue date May 16, 2000
- Ricoh Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 6,001,159
- Issue date Dec 14, 1999
- Ricoh Company, Ltd.
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording material
- Patent number 5,981,115
- Issue date Nov 9, 1999
- Ricoh Company, Ltd.
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium
- Patent number 5,981,429
- Issue date Nov 9, 1999
- Ricoh Company, Ltd.
- Fumio Kawamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 5,955,225
- Issue date Sep 21, 1999
- Ricoh Company Ltd.
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive composition and reversible thermosensiti...
- Patent number 5,942,377
- Issue date Aug 24, 1999
- Ricoh Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 5,932,516
- Issue date Aug 3, 1999
- Ricoh Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium
- Patent number 5,891,823
- Issue date Apr 6, 1999
- Ricoh Company Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermally reversible color forming composition and thermally revers...
- Patent number 5,868,821
- Issue date Feb 9, 1999
- Richo Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and reversible ther...
- Patent number 5,866,505
- Issue date Feb 2, 1999
- Ricoh Company, Ltd.
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive coloring composition and reversible thermosensitive...
- Patent number 5,703,005
- Issue date Dec 30, 1997
- Ricoh Company, Ltd.
- Masafumi Torii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition and a thermosensiti...
- Patent number 5,641,724
- Issue date Jun 24, 1997
- Ricoh Company, Ltd.
- Takehito Yamaguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring recording method, recording med...
- Patent number 5,585,320
- Issue date Dec 17, 1996
- Ricoh Company, Ltd.
- Kyoji Tsutsui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible theromosensitive coloring recording method, recording me...
- Patent number 5,552,364
- Issue date Sep 3, 1996
- Ricoh Company, Ltd.
- Kyoji Tsutsui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring recording method, recording med...
- Patent number 5,534,907
- Issue date Jul 9, 1996
- Ricoh Company, Ltd.
- Kyoji Tsutsui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition, and recording medi...
- Patent number 5,521,138
- Issue date May 28, 1996
- Ricoh Company, Ltd.
- Masaru Shimada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition, recording medium,...
- Patent number 5,432,534
- Issue date Jul 11, 1995
- Ricoh Company, Ltd.
- Shoji Maruyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring composition, recording medium,...
- Patent number 5,395,433
- Issue date Mar 7, 1995
- Ricoh Company, Ltd.
- Shoji Maruyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive coloring recording medium, recording met...
- Patent number 5,296,439
- Issue date Mar 22, 1994
- Ricoh Company, Ltd.
- Shoji Maruyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-mode recording medium
- Patent number 5,185,194
- Issue date Feb 9, 1993
- Ricoh Company, Ltd.
- Ryohei Miyake
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Phenol Compound, Reversible Thermosensitive Recording Medium, Rever...
- Publication number 20080242539
- Publication date Oct 2, 2008
- Satoshi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Phenol Compound, Reversible Thermosensitive Recording Medium, Rever...
- Publication number 20070225161
- Publication date Sep 27, 2007
- Satoshi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF REVERSIBLE SELECTIVE MANIFESTATION OF DIFFERENT STATES OF...
- Publication number 20030114303
- Publication date Jun 19, 2003
- KYOJI TSUTSUI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Erasable recording material capable of inputting additional informa...
- Publication number 20030104938
- Publication date Jun 5, 2003
- Masafumi Torii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Reversible thermosensitive recording medium and image forming and e...
- Publication number 20020072472
- Publication date Jun 13, 2002
- Hiromi Furuya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Kyoji Tsutsui

Person

Patents Grantslast 30 patents

Phenol compound, reversible thermosensitive recording medium, rever...

Phenol compound, reversible thermosensitive recording medium, rever...

Erasable recording material capable of inputting additional informa...

Method of reversible selective manifestation of different states of...

Reversible thermosensitive recording medium and image forming and e...

Erasable recording material capable of inputting additional informa...

Reversible thermal recording method and apparatus therefor

Optically anisotropic recording medium and method of recording and...

Reversible thermosensitive recording material and recording method...

Reversible thermosensitive coloring composition and reversible ther...

Reversible thermosensitive coloring composition and reversible ther...

Reversible thermosensitive coloring composition and reversible ther...

Reversible thermosensitive recording material

Reversible thermosensitive recording medium

Reversible thermosensitive coloring composition and reversible ther...

Reversible thermosensitive composition and reversible thermosensiti...

Reversible thermosensitive coloring composition and reversible ther...

Reversible thermosensitive recording medium

Thermally reversible color forming composition and thermally revers...

Reversible thermosensitive coloring composition and reversible ther...

Thermosensitive coloring composition and reversible thermosensitive...

Reversible thermosensitive coloring composition and a thermosensiti...

Reversible thermosensitive coloring recording method, recording med...

Reversible theromosensitive coloring recording method, recording me...

Reversible thermosensitive coloring recording method, recording med...

Reversible thermosensitive coloring composition, and recording medi...

Reversible thermosensitive coloring composition, recording medium,...

Reversible thermosensitive coloring composition, recording medium,...

Reversible thermosensitive coloring recording medium, recording met...

Heat-mode recording medium

Patents Applicationslast 30 patents

Phenol Compound, Reversible Thermosensitive Recording Medium, Rever...

Phenol Compound, Reversible Thermosensitive Recording Medium, Rever...

METHOD OF REVERSIBLE SELECTIVE MANIFESTATION OF DIFFERENT STATES OF...

Erasable recording material capable of inputting additional informa...

Reversible thermosensitive recording medium and image forming and e...