Assignee

CHRISTENSEN BRUCE A

US·1 granted patent·17 citations·filing 1990–1990

Technology mixA01G1 E01C1 F16L1

Top patents by PatentIndex Score

1 record

0138US5133163AConduit containing construction blockCHRISTENSEN BRUCE A·Filed 1990·Granted Jul 28, 1992·17 cites·21 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →