Assignee
AIRVAC INC
US·3 granted patents·1 pending application·116 citations·filing 1995–2006
Top patents by PatentIndex Score
4 records- 0185US6397874B1Dual backflow check valveAIRVAC INC·Filed 1998·Granted Jun 4, 2002·72 cites·22 claims
- 0263US5515554AVacuum toilet systemAIRVAC INC·Filed 1995·Granted May 14, 1996·18 cites·24 claims
- 0361US5570715ASump-vented controller mechanism for vacuum sewerage transport systemAIRVAC INC·Filed 1995·Granted Nov 5, 1996·26 cites·15 claims
- 0445US2010065131A1Vacuum Sewage System with Wireless AlarmAIRVAC INC·Filed 2006·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →