Yuko Sekiguchi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid droplet ejecting method, liquid droplet ejection apparatus,...
- Patent number 9,682,556
- Issue date Jun 20, 2017
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid droplet ejecting method, liquid droplet ejection apparatus,...
- Patent number 8,797,373
- Issue date Aug 5, 2014
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of manufacturing toner, toner manufacturing apparatus, and m...
- Patent number 8,574,807
- Issue date Nov 5, 2013
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for producing toner
- Patent number 8,329,373
- Issue date Dec 11, 2012
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing a toner, device of manufacturing a toner, a...
- Patent number 8,257,898
- Issue date Sep 4, 2012
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIQUID DROPLET EJECTING METHOD, LIQUID DROPLET EJECTION APPARATUS,...
- Publication number 20140292947
- Publication date Oct 2, 2014
- Yoshihiro NORIKANE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DROPLET EJECTING METHOD, LIQUID DROPLET EJECTION APPARATUS,...
- Publication number 20130010035
- Publication date Jan 10, 2013
- RICOH COMPANY, LTD.
- Yoshihiro Norikane
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF MANUFACTURING TONER, TONER MANUFACTURING APPARATUS, AND M...
- Publication number 20120094231
- Publication date Apr 19, 2012
- Yoshihiro NORIKANE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and apparatus for producing toner
- Publication number 20100104970
- Publication date Apr 29, 2010
- Ricoh Company, Ltd.
- Yoshihiro Norikane
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF MANUFACTURING A TONER, DEVICE OF MANUFACTURING A TONER, A...
- Publication number 20100055600
- Publication date Mar 4, 2010
- Yoshihiro NORIKANE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY