Inventor · disambiguated record
Larry F. Koll
Also filed as: KOLL LARRY F
4 granted patents·207 citations·filing 1986–1993
82Inventor score
Technology areasF16K
Files withCLARKSON CO4
Top patents by PatentIndex Score
4 records- 0190US5271426AGate valveCLARKSON CO·Filed 1992·Granted Dec 21, 1993·79 cites·50 claims
- 0288US4688597AGate valveCLARKSON CO·Filed 1986·Granted Aug 25, 1987·58 cites·10 claims
- 0375US5370149ALine blind valveCLARKSON CO·Filed 1993·Granted Dec 6, 1994·38 cites·16 claims
- 0474US4846442AGate valve with lock ringCLARKSON CO·Filed 1988·Granted Jul 11, 1989·32 cites·29 claims
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