Andrew W. Chinn

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Grove City, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Environmental filter and flow control device
- Patent number 6,749,366
- Issue date Jun 15, 2004
- Dandy Products, Inc.
- Andrew W. Chinn
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Environmental filter
- Patent number 6,551,505
- Issue date Apr 22, 2003
- Dandy Enterprises, Limited
- Andrew W. Chinn
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Environmental filter
- Patent number 6,010,622
- Issue date Jan 4, 2000
- Dandy Enterprises Limited
- Andrew W. Chinn
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Environmental filter
- Patent number 5,725,782
- Issue date Mar 10, 1998
- Dandy Enterprises Limited
- Andrew W. Chinn
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Environmental filter
- Patent number 5,632,888
- Issue date May 27, 1997
- Dandy Enterprises Limited
- Andrew W. Chinn
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
ENVIRONMENTAL FILTER
- Publication number 20010047955
- Publication date Dec 6, 2001
- ANDREW W. CHINN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL