Leo Y. Kwok

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Milpitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for retrofitting fluorescent tubes to light em...
- Patent number 10,051,700
- Issue date Aug 14, 2018
- Leo Kwok
- F21 - LIGHTING
Information Patent Grant
Omnidirectional solid-state lamps
- Patent number 9,822,960
- Issue date Nov 21, 2017
- Leo Yuen-Lok Kwok
- F21 - LIGHTING
Information Patent Grant
One number voice fax data PBX call discrimination
- Patent number 6,167,123
- Issue date Dec 26, 2000
- Siemens Information and Communication Networks, Inc.
- Leo Y. Kwok
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR RETROFITTING FLUORESCENT TUBES TO LIGHT EM...
- Publication number 20180235044
- Publication date Aug 16, 2018
- Leo Kwok
- F21 - LIGHTING
Information Patent Application
Method and Apparatus for Illuminating Omnidirectional Lighting Usin...
- Publication number 20160102849
- Publication date Apr 14, 2016
- Leo Yuen-Lok Kwok
- F21 - LIGHTING
Information Patent Application
Smart Power Portal
- Publication number 20130015714
- Publication date Jan 17, 2013
- Leo Y. Kwok
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Integrated Thermal Electric Generator with Heat Storage Unit
- Publication number 20100319747
- Publication date Dec 23, 2010
- Mark Y. Wong
- H01 - BASIC ELECTRIC ELEMENTS