Assignee
WELL IMPROVEMENT SPECIALISTS I
US·4 granted patents·74 citations·filing 1985–1986
Top patents by PatentIndex Score
4 records- 0150US4681163ASand control systemWELL IMPROVEMENT SPECIALISTS I·Filed 1985·Granted Jul 21, 1987·29 cites·6 claims
- 0240US4700776ASand control devices and method of installation thereofWELL IMPROVEMENT SPECIALISTS I·Filed 1986·Granted Oct 20, 1987·17 cites·4 claims
- 0340US4693318ASand control devices and method of installation thereofWELL IMPROVEMENT SPECIALISTS I·Filed 1985·Granted Sep 15, 1987·17 cites·22 claims
- 0438US4750557AWell screenWELL IMPROVEMENT SPECIALISTS I·Filed 1986·Granted Jun 14, 1988·11 cites·4 claims
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