Richard Greenwood

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Bolton, GB

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Patents Applicationslast 30 patents

Information Patent Application
HAND-HELD OXYGEN GENERATOR AND AIR PURIFIER
- Publication number 20210370009
- Publication date Dec 2, 2021
- Richard Greenwood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
COMPACT OXYGEN GENERATOR
- Publication number 20200361770
- Publication date Nov 19, 2020
- Kang Soo Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL