Zeguan LAN

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Color toner and method for preparing the same
- Patent number 8,221,954
- Issue date Jul 17, 2012
- Hubei Dinglong Chemical Co., Ltd.
- Xiaolin Xie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge control agent and toner comprising the same
- Patent number 8,088,933
- Issue date Jan 3, 2012
- Hubei Dinglong Chemical Co., Ltd.
- Xiaorong Qin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
COLOR TONER AND METHOD FOR PREPARING THE SAME
- Publication number 20110104606
- Publication date May 5, 2011
- Xiaolin XIE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR PRODUCING ELECTROSTATIC IMAGE DEVELOPING TONER
- Publication number 20100015547
- Publication date Jan 21, 2010
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shuangquan ZHU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME
- Publication number 20080261137
- Publication date Oct 23, 2008
- HUBEI DINGLONG CHEMICAL CO., LTD
- Xiaorong QIN
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY