Mark Allen George

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Santa Rosa, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Gas control device and method of supplying gas
- Patent number 6,648,021
- Issue date Nov 18, 2003
- Air Products and Chemicals, Inc.
- Dao-Hong Zheng
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Gas control device and method of supplying gas
- Patent number 6,527,009
- Issue date Mar 4, 2003
- Air Products and Chemicals, Inc.
- Dao-Hong Zheng
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Gas control device and method of supplying gas
- Patent number 6,314,986
- Issue date Nov 13, 2001
- Air Products and Chemicals, Inc.
- Dao-Hong Zheng
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

Patents Applicationslast 30 patents

Information Patent Application
Gas control device and method of supplying gas
- Publication number 20020124883
- Publication date Sep 12, 2002
- Dao-Hong Zheng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Gas control device and method of supplying gas
- Publication number 20020096211
- Publication date Jul 25, 2002
- Dao-Hong Zheng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Gas control device and method of supplying gas
- Publication number 20020023677
- Publication date Feb 28, 2002
- Dao-Hong Zheng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Gas control device and method of supplying gas
- Publication number 20010039961
- Publication date Nov 15, 2001
- Dao-Hong Zheng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Gas control device and method of supplying gas
- Publication number 20010029979
- Publication date Oct 18, 2001
- Dao-Hong Zheng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC