Koc Sing Co

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Hand-operated stapler
- Patent number 7,690,545
- Issue date Apr 6, 2010
- Cosimex (H.K.) Limited
- Koc Sing Co
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Effort-saving paper punch
- Publication number 20140190326
- Publication date Jul 10, 2014
- Koc-Sing CO
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Safety structure for rotary paper trimmer
- Publication number 20130319197
- Publication date Dec 5, 2013
- COSIMEX (H.K.) LIMITED
- Koc-Sing CO
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FLAT-CLINCH STAPLER
- Publication number 20120175397
- Publication date Jul 12, 2012
- COSIMEX (H.K.) LIMITED
- Koc Sing Co
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Hand-operated stapler
- Publication number 20090314819
- Publication date Dec 24, 2009
- COSIMEX (H.K.) LIMITED
- Koc Sing Co
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS