Toshiyuki Kawanishi

Person

Numazu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Solid writing tool and method of erasing lines drawn therewith
- Patent number 5,813,216
- Issue date Sep 29, 1998
- Mitsubishi Pencil Kabushiki Kaisha
- Masaaki Hoshiba
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording material, method of producing the same and method of recy...
- Patent number 5,738,759
- Issue date Apr 14, 1998
- Ricoh Company, Ltd.
- Hiroshi Kitazawa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of recycling support material for image-bearing member
- Patent number 5,607,534
- Issue date Mar 4, 1997
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Image-bearing member and method for recycling the same
- Patent number 5,593,937
- Issue date Jan 14, 1997
- Ricoh Company, Ltd.
- Tadashi Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of recycling an image carrying medium and an image separatin...
- Patent number 5,540,815
- Issue date Jul 30, 1996
- Ricoh Company, Ltd.
- Masato Igarashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for removing image forming substance from sheet and sheet...
- Patent number 5,534,063
- Issue date Jul 9, 1996
- Ricoh Company, Ltd.
- Tooru Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image holding-supporting member and regenerating method thereof
- Patent number 5,474,617
- Issue date Dec 12, 1995
- Ricoh Company, Ltd.
- Tadashi Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Transfer-type electrothermographic recording method and recording m...
- Patent number 5,347,301
- Issue date Sep 13, 1994
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal image forming equipment forms image directly on image carri...
- Patent number 5,300,952
- Issue date Apr 5, 1994
- Ricoh Company, Ltd.
- Takeo Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-type electrothermographic recording method and recording a...
- Patent number 5,107,282
- Issue date Apr 21, 1992
- Ricoh Company, Ltd.
- Kunichika Morohoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Non-impact electric image transfer recording method
- Patent number 4,939,062
- Issue date Jul 3, 1990
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Non-impact electrothermic recording method
- Patent number 4,853,707
- Issue date Aug 1, 1989
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Aqueous ink composition for ink-jet recording
- Patent number 4,737,190
- Issue date Apr 12, 1988
- Ricoh Company, Ltd.
- Masaru Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous ink composition for ink-jet recording
- Patent number 4,713,113
- Issue date Dec 15, 1987
- Ricoh Company, Ltd.
- Masaru Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous ink composition
- Patent number 4,711,668
- Issue date Dec 8, 1987
- Ricoh Company, Ltd.
- Masaru Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous ink composition for ink jet-recording
- Patent number 4,647,310
- Issue date Mar 3, 1987
- Ricoh Company, Ltd.
- Masaru Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous ink composition for ink-jet recording
- Patent number 4,631,085
- Issue date Dec 23, 1986
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thermosensitive image transfer recording medium
- Patent number 4,614,682
- Issue date Sep 30, 1986
- Ricoh Company, Ltd.
- Akira Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrothermic non-impact recording material
- Patent number 4,536,437
- Issue date Aug 20, 1985
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Non-impact recording apparatus
- Patent number 4,484,200
- Issue date Nov 20, 1984
- Ricoh Company, Ltd.
- Yukio Tabata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink ribbon for use in electrothermic non-impact recording
- Patent number 4,461,586
- Issue date Jul 24, 1984
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Non-impact recording method and apparatus
- Patent number 4,425,569
- Issue date Jan 10, 1984
- Ricoh Company, Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrothermic non-impact recording method and apparatus
- Patent number 4,420,758
- Issue date Dec 13, 1983
- Ricoh Company, Ltd.
- Yukio Tabata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electric ink transfer recording method
- Patent number 4,415,903
- Issue date Nov 15, 1983
- Ricoh Co., Ltd.
- Toshiyuki Kawanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Toshiyuki Kawanishi

Person

Patents Grantslast 30 patents

Solid writing tool and method of erasing lines drawn therewith

Recording material, method of producing the same and method of recy...

Method of recycling support material for image-bearing member

Image-bearing member and method for recycling the same

Method of recycling an image carrying medium and an image separatin...

Apparatus for removing image forming substance from sheet and sheet...

Image holding-supporting member and regenerating method thereof

Transfer-type electrothermographic recording method and recording m...

Thermal image forming equipment forms image directly on image carri...

Transfer-type electrothermographic recording method and recording a...

Non-impact electric image transfer recording method

Non-impact electrothermic recording method

Aqueous ink composition for ink-jet recording

Aqueous ink composition for ink-jet recording

Aqueous ink composition

Aqueous ink composition for ink jet-recording

Aqueous ink composition for ink-jet recording

Thermosensitive image transfer recording medium

Electrothermic non-impact recording material

Non-impact recording apparatus

Ink ribbon for use in electrothermic non-impact recording

Non-impact recording method and apparatus

Electrothermic non-impact recording method and apparatus

Electric ink transfer recording method