Assignee

BROWN BILLY R

2 granted patents·101 citations·filing 1978–1986

Technology mixC09K1 E04B1 E04C1 E21B1

Top patents by PatentIndex Score

2 records

0181US4219978APre-cast reinforced concrete building panel wall structureBROWN BILLY R·Filed 1978·Granted Sep 2, 1980·46 cites·11 claims
0274US4665982AFormation fracturing technique using liquid proppant carrier followed by foamBROWN BILLY R·Filed 1986·Granted May 19, 1987·55 cites·10 claims

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