Kaoru Tadokoro

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ink set and image forming device
- Patent number 10,807,378
- Issue date Oct 20, 2020
- Ricoh Company, Ltd.
- Takashi Watanabe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid discharge apparatus
- Patent number 10,696,069
- Issue date Jun 30, 2020
- Ricoh Company, Ltd.
- Taku Hatakeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge apparatus
- Patent number 10,654,292
- Issue date May 19, 2020
- Ricoh Company, Ltd.
- Taku Hatakeyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink set and image forming device
- Patent number 10,618,331
- Issue date Apr 14, 2020
- Ricoh Company, Ltd.
- Takashi Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
REACTION PRODUCT, PROCESS FOR THE PRODUCTION THEREOF, ELECTROPHOTOG...
- Patent number 6,544,701
- Issue date Apr 8, 2003
- Ricoh Company, Ltd.
- Kaoru Tadokoro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
- Patent number 6,524,761
- Issue date Feb 25, 2003
- Ricoh Company, Ltd.
- Tomoyuki Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
REACTION PRODUCT, PROCESS OF PRODUCING SAME, ELECTROPHOTOGRAPHIC PH...
- Patent number 6,465,648
- Issue date Oct 15, 2002
- Ricoh Company, Ltd.
- Kaoru Tadokoro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
- Patent number 6,313,288
- Issue date Nov 6, 2001
- Ricoh Company, Ltd.
- Tomoyuki Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetraazaporphyrin pigment for use in electrophotographic photocondu...
- Patent number 6,074,792
- Issue date Jun 13, 2000
- Ricoh Company, Ltd.
- Michihiko Namba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor
- Patent number 6,068,956
- Issue date May 30, 2000
- Ricoh Company, Ltd.
- Michihiko Namba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor
- Patent number 5,942,362
- Issue date Aug 24, 1999
- Ricoh Company, Ltd.
- Kaoru Tadokoro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor containing disazo and trisazo pi...
- Patent number 5,578,405
- Issue date Nov 26, 1996
- Ricoh Company
- Takaaki Ikegami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20190283460
- Publication date Sep 19, 2019
- Taku HATAKEYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK SET AND IMAGE FORMING DEVICE
- Publication number 20190275805
- Publication date Sep 12, 2019
- Takashi WATANABE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20190275811
- Publication date Sep 12, 2019
- Taku HATAKEYAMA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
INK SET AND IMAGE FORMING DEVICE
- Publication number 20190275818
- Publication date Sep 12, 2019
- Takashi WATANABE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Reaction product, process for the production thereof, electrophotog...
- Publication number 20030013028
- Publication date Jan 16, 2003
- Ricoh Company, Ltd.
- Kaoru Tadokoro
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Mixture of titanyltetraazaporphyrin compounds and electrophotograph...
- Publication number 20020007056
- Publication date Jan 17, 2002
- RICOH COMPANY, LTD.
- Tomoyuki Shimada
- C07 - ORGANIC CHEMISTRY

Kaoru Tadokoro

Person

Patents Grantslast 30 patents

Ink set and image forming device

Liquid discharge apparatus

Liquid discharge apparatus

Ink set and image forming device

REACTION PRODUCT, PROCESS FOR THE PRODUCTION THEREOF, ELECTROPHOTOG...

Mixture of titanyltetraazaporphyrin compounds and electrophotograph...

REACTION PRODUCT, PROCESS OF PRODUCING SAME, ELECTROPHOTOGRAPHIC PH...

Mixture of titanyltetraazaporphyrin compounds and electrophotograph...

Tetraazaporphyrin pigment for use in electrophotographic photocondu...

Electrophotographic photoconductor

Electrophotographic photoconductor

Electrophotographic photoconductor containing disazo and trisazo pi...

Patents Applicationslast 30 patents

LIQUID DISCHARGE APPARATUS

INK SET AND IMAGE FORMING DEVICE

LIQUID DISCHARGE APPARATUS

INK SET AND IMAGE FORMING DEVICE

Reaction product, process for the production thereof, electrophotog...

Mixture of titanyltetraazaporphyrin compounds and electrophotograph...