Tomochika Yoshitsugi

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fine electret particles and process for producing same
- Patent number 9,513,526
- Issue date Dec 6, 2016
- Sakura Color Products Corporation
- Hiroshi Inoue
- G02 - OPTICS
Information Patent Grant
Processes for manufacturing electret fine particles or coarse powder
- Patent number 9,074,060
- Issue date Jul 7, 2015
- Sakura Color Products Corporation
- Tomochika Yoshitsugi
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Processes for manufacturing electret fine particles or coarse powder
- Patent number 8,940,809
- Issue date Jan 27, 2015
- Sakura Color Products Corporation
- Tomochika Yoshitsugi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water base dual color ink composition and writing utensil using the...
- Patent number 8,123,845
- Issue date Feb 28, 2012
- Sakura Color Products Corporation
- Takeshi Omatsu
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
PROCESSES FOR MANUFACTURING ELECTRET FINE PARTICLES OR COARSE POWDER
- Publication number 20150034745
- Publication date Feb 5, 2015
- Sakura Color Products Corporation
- Tomochika Yoshitsugi
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
FINE ELECTRET PARTICLES AND PROCESS FOR PRODUCING SAME
- Publication number 20140147777
- Publication date May 29, 2014
- SAKURA COLOR PRODUCTS CORPORATION
- Hiroshi Inoue
- G02 - OPTICS
Information Patent Application
ELECTROPHORETIC DISPLAY DEVICE
- Publication number 20140043378
- Publication date Feb 13, 2014
- Sakura Color Products Corporation
- Hiroshi Inoue
- G02 - OPTICS
Information Patent Application
PROCESSES FOR MANUFACTURING ELECTRET FINE PARTICLES OR COARSE POWDER
- Publication number 20130245151
- Publication date Sep 19, 2013
- SAKURA COLOR PRODUCTS CORPORATION
- Tomochika Yoshitsugi
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
ELECTROPHORETIC DISPLAY DEVICE
- Publication number 20130208346
- Publication date Aug 15, 2013
- Sakura Color Products Corporation
- Hiroshi Inoue
- G02 - OPTICS
Information Patent Application
Water base dual color ink composition and writing utensil using the...
- Publication number 20100162921
- Publication date Jul 1, 2010
- Takeshi Omatsu
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Tomochika Yoshitsugi

Person

Patents Grantslast 30 patents

Fine electret particles and process for producing same

Processes for manufacturing electret fine particles or coarse powder

Processes for manufacturing electret fine particles or coarse powder

Water base dual color ink composition and writing utensil using the...

Patents Applicationslast 30 patents

PROCESSES FOR MANUFACTURING ELECTRET FINE PARTICLES OR COARSE POWDER

FINE ELECTRET PARTICLES AND PROCESS FOR PRODUCING SAME

ELECTROPHORETIC DISPLAY DEVICE

PROCESSES FOR MANUFACTURING ELECTRET FINE PARTICLES OR COARSE POWDER

ELECTROPHORETIC DISPLAY DEVICE

Water base dual color ink composition and writing utensil using the...