Assignee
TECHNAFLOW INC
US·4 granted patents·161 citations·filing 1993–1997
Technology mixF16K4
Top patents by PatentIndex Score
4 records- 0181US5653423AKnife gate valve with mechanically retained gate seatTECHNAFLOW INC·Filed 1996·Granted Aug 5, 1997·57 cites·2 claims
- 0280US5338006AGate valve with improved seal unitTECHNAFLOW INC·Filed 1993·Granted Aug 16, 1994·47 cites·24 claims
- 0372US5560587AGate valve sleeveTECHNAFLOW INC·Filed 1994·Granted Oct 1, 1996·34 cites·16 claims
- 0459US5979874ASplit knife gate valve having a uniformly compressed and constrained resilient gate seat and method for producing the sameTECHNAFLOW INC·Filed 1997·Granted Nov 9, 1999·23 cites·9 claims
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