Roger Q. Smith

Follow

Person

Hong Kong, HK

People

Patents Applicationslast 30 patents

Information Patent Application
Battery venting system
- Publication number 20070122692
- Publication date May 31, 2007
- Eastway Fair Company, Limited
- Roger Q. Smith
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Battery venting system
- Publication number 20040247996
- Publication date Dec 9, 2004
- ONE WORLD TEHNOLOGIES, LTD.
- Roger Q. Smith
- H01 - BASIC ELECTRIC ELEMENTS