John L. Ha

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Flushing, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Theft deterrent device for product display systems
- Patent number 9,468,315
- Issue date Oct 18, 2016
- Mechtronics Corporation
- John L. Ha
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
THEFT DETERRENT DEVICE FOR PRODUCT DISPLAY SYSTEMS
- Publication number 20140173874
- Publication date Jun 26, 2014
- MECHTRONICS CORPORATION
- John L. Ha
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...