Inventor

GATES WILLIAM CHRISTIAN

US4 patents

Patents

4 patents

US6171084B1Jan 9, 2001

Discharge valve

COPELAND CORP55 citations94

US6582211B2Jun 24, 2003

Discharge valve

COPELAND CORP23 citations91

US6428292B1Aug 6, 2002

Discharge valve

COPELAND CORP28 citations91

US5960825AOct 5, 1999

Laser hardened reed valve

COPELAND CORP23 citations85