HUBEI DINGLONG CHEMICAL CO., LTD

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Colored toner and method for preparing the same
- Patent number 9,012,121
- Issue date Apr 21, 2015
- Hubei Dinglong Chemical Co., Ltd.
- Shunquan Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bicomponent developing agent
- Patent number 8,822,119
- Issue date Sep 2, 2014
- Hubei Dinglong Chemical Co., Ltd.
- Shunquan Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing charge control agent and toner
- Patent number 8,445,651
- Issue date May 21, 2013
- Hubei Dinglong Chemical Co., Ltd.
- Shunquan Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Information Patent Grant
Charge control agent and toner comprising the same
- Patent number 8,029,959
- Issue date Oct 4, 2011
- Hubei Dinglong Chemical Co., Ltd.
- Lin Wu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Charge control agent and toner comprising the same
- Patent number 7,943,688
- Issue date May 17, 2011
- Hubei Dinglong Chemical Co., Ltd.
- Delian Yi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
WEATHER-RESISTANT POLISHING PAD
- Publication number 20170043451
- Publication date Feb 16, 2017
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shunquan ZHU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COLORED TONER AND METHOD FOR PREPARING THE SAME
- Publication number 20130344426
- Publication date Dec 26, 2013
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shunquan ZHU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BICOMPONENT DEVELOPING AGENT
- Publication number 20120295189
- Publication date Nov 22, 2012
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shunquan ZHU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR PRODUCING CHARGE CONTROL AGENT AND TONER
- Publication number 20100105884
- Publication date Apr 29, 2010
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shunquan ZHU
- 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
TONER OF STATIC CHARGE IMAGE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20090226832
- Publication date Sep 10, 2009
- HUBEI DINGLONG CHEMICAL CO., LTD
- Shunquan 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
Information Patent Application
CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME
- Publication number 20080255282
- Publication date Oct 16, 2008
- HUBEI DINGLONG CHEMICAL CO., LTD
- Delian YI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME
- Publication number 20080227012
- Publication date Sep 18, 2008
- HUBEI DINGLONG CHEMICAL CO., LTD
- Lin WU
- C07 - ORGANIC CHEMISTRY

Trademarklast 30 trademarks

Information Trademark
77253288 - D DL
- Serial number 77253288
- Registration number 3573429
- Filing date Aug 13, 2007
- HUBEI DINGLONG CHEMICAL CO., LIMITED
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry

HUBEI DINGLONG CHEMICAL CO., LTD

Organization

Patents Grantslast 30 patents

Colored toner and method for preparing the same

Bicomponent developing agent

Method for producing charge control agent and toner

Color toner and method for preparing the same

Charge control agent and toner comprising the same

Charge control agent and toner comprising the same

Charge control agent and toner comprising the same

Patents Applicationslast 30 patents

WEATHER-RESISTANT POLISHING PAD

COLORED TONER AND METHOD FOR PREPARING THE SAME

BICOMPONENT DEVELOPING AGENT

METHOD FOR PRODUCING CHARGE CONTROL AGENT AND TONER

METHOD FOR PRODUCING ELECTROSTATIC IMAGE DEVELOPING TONER

TONER OF STATIC CHARGE IMAGE AND METHOD FOR MANUFACTURING THE SAME

CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME

CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME

CHARGE CONTROL AGENT AND TONER COMPRISING THE SAME

Trademarklast 30 trademarks

77253288 - D DL