Assignee
BRISTER INC
US·3 granted patents·128 citations·filing 1977–1983
Top patents by PatentIndex Score
3 records- 0187US4492095AApparatus and method for forming a temporary plug in a fluid conduitBRISTER INC·Filed 1983·Granted Jan 8, 1985·49 cites·14 claims
- 0279US4441328AMethod and apparatus for forming a temporary plug in a submarine conduitBRISTER INC·Filed 1981·Granted Apr 10, 1984·50 cites·24 claims
- 0369US4370862AApparatus and method for freezing a slug of liquid in a section of a large diameter fluid transmission lineBRISTER INC·Filed 1977·Granted Feb 1, 1983·29 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →