Assignee
PK PROD INC
4 granted patents·49 citations·filing 1974–1990
Top patents by PatentIndex Score
4 records- 0168US3953901AToilet stool ventilating meansPK PROD INC·Filed 1974·Granted May 4, 1976·28 cites·4 claims
- 0232US4842240AConduit positioner for concrete form structurePK PROD INC·Filed 1987·Granted Jun 27, 1989·11 cites·10 claims
- 0327US5172531AConduit support apparatus for concrete installationPK PROD INC·Filed 1990·Granted Dec 22, 1992·10 cites·25 claims
- 0420USD328858SSupport for nonmetallic tubingPK PROD INC·Filed 1990·Granted Aug 25, 1992·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →