Hiroki Kuboyama

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Recording medium
- Patent number 8,298,653
- Issue date Oct 30, 2012
- Ricoh Company, Ltd.
- Hiroki Kuboyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermosensitive recording medium, reversible thermosensi...
- Patent number 7,452,847
- Issue date Nov 18, 2008
- Ricoh Company, Ltd.
- Hiroki Kuboyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat reversible recording medium, heat reversible recording label,...
- Patent number 7,049,268
- Issue date May 23, 2006
- Ricoh Company, Ltd.
- Yoshiko Sakata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Information recording-displaying card, image processing method usin...
- Patent number 6,989,349
- Issue date Jan 24, 2006
- Ricoh Company, Ltd.
- Tadafumi Tatewaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information recording-displaying card, image processing method usin...
- Patent number 6,969,695
- Issue date Nov 29, 2005
- Ricoh Company, Ltd.
- Hiroki Kuboyama
- 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
Thermal transfer recording material and receiving material thereof...
- Patent number 6,107,245
- Issue date Aug 22, 2000
- Ricoh Company, Ltd.
- Yutaka Kuga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sublimation thermal image transfer recording method and image recei...
- Patent number 6,104,422
- Issue date Aug 15, 2000
- Ricoh Company, Ltd.
- Hiroki Kuboyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sublimation thermal transfer recording method and recording materia...
- Patent number 5,958,832
- Issue date Sep 28, 1999
- Ricoh Co., Ltd.
- Hiroyuki Uemura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sublimation-type thermal image transfer recording medium and therma...
- Patent number 5,834,396
- Issue date Nov 10, 1998
- Ricoh Company, Ltd.
- Hiroyuki Uemura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sublimation-type thermal image transfer recording medium
- Patent number 5,565,404
- Issue date Oct 15, 1996
- Ricoh Company, Ltd.
- Hidehiro Mochizuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image receiving sheet for sublimation-type thermal image transfer r...
- Patent number 5,525,573
- Issue date Jun 11, 1996
- Ricoh Company, Ltd.
- Hiroyuki Uemura
- 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
Sublimation-type thermal image transfer recording medium
- Patent number 5,348,931
- Issue date Sep 20, 1994
- Ricoh Company, Ltd.
- Hidehiro Mochizuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image receiving medium for use with sublimation type thermal image...
- Patent number 5,302,575
- Issue date Apr 12, 1994
- Ricoh Company, Ltd.
- Chiharu Nogawa
- 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

Patents Applicationslast 30 patents

Information Patent Application
RECORDING MEDIUM
- Publication number 20100068426
- Publication date Mar 18, 2010
- RICOH COMPANY, LTD.
- Hiroki Kuboyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Reversible thermosensitive recording medium, reversible thermosensi...
- Publication number 20060094599
- Publication date May 4, 2006
- Hiroki Kuboyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INFORMATION RECORDING-DISPLAYING CARD, IMAGE PROCESSING METHOD USIN...
- Publication number 20050170961
- Publication date Aug 4, 2005
- RICOH COMPANY LIMITED
- Hiroki Kuboyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION RECORDING-DISPLAYING CARD, IMAGE PROCESSING METHOD USIN...
- Publication number 20050130840
- Publication date Jun 16, 2005
- Mitsubishi Plastics, Inc.
- Tadafumi Tatewaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Heat reversible recording medium, heat reversible recording label,...
- Publication number 20050119122
- Publication date Jun 2, 2005
- Yoshiko Sakata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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

Hiroki Kuboyama

Person

Patents Grantslast 30 patents

Recording medium

Reversible thermosensitive recording medium, reversible thermosensi...

Heat reversible recording medium, heat reversible recording label,...

Information recording-displaying card, image processing method usin...

Information recording-displaying card, image processing method usin...

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

Thermal transfer recording material and receiving material thereof...

Sublimation thermal image transfer recording method and image recei...

Sublimation thermal transfer recording method and recording materia...

Sublimation-type thermal image transfer recording medium and therma...

Sublimation-type thermal image transfer recording medium

Image receiving sheet for sublimation-type thermal image transfer r...

Reversible thermosensitive coloring composition, recording medium,...

Reversible thermosensitive coloring composition, recording medium,...

Sublimation-type thermal image transfer recording medium

Image receiving medium for use with sublimation type thermal image...

Reversible thermosensitive coloring recording medium, recording met...

Patents Applicationslast 30 patents

RECORDING MEDIUM

Reversible thermosensitive recording medium, reversible thermosensi...

INFORMATION RECORDING-DISPLAYING CARD, IMAGE PROCESSING METHOD USIN...

INFORMATION RECORDING-DISPLAYING CARD, IMAGE PROCESSING METHOD USIN...

Heat reversible recording medium, heat reversible recording label,...

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