Jiagui Zhong

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ring binder mechanism
- Patent number 9,914,321
- Issue date Mar 13, 2018
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Ring binder mechanism
- Patent number 9,333,794
- Issue date May 10, 2016
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Ring binder mechanism
- Patent number 9,102,187
- Issue date Aug 11, 2015
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
RING BINDER MECHANISM
- Publication number 20160236505
- Publication date Aug 18, 2016
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
RING BINDER MECHANISM
- Publication number 20150336418
- Publication date Nov 26, 2015
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
RING BINDER MECHANISM
- Publication number 20150231913
- Publication date Aug 20, 2015
- CHUNG TIN INTERNATIONAL, INC.
- Jiagui Zhong
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER