Assignee
KELLER JR FRED
US·5 granted patents·67 citations·filing 1983–1988
Top patents by PatentIndex Score
5 records- 0190USD292104SHandle for a writing instrument or the likeKELLER JR FRED·Filed 1983·Granted Sep 29, 1987·31 cites·1 claims
- 0262US4780433AInsulating ceramic building material and method with fired clay and garbage mixtureKELLER JR FRED·Filed 1988·Granted Oct 25, 1988·20 cites·5 claims
- 0344US4873207ACeramic aggregate for roadway composition and method of producing sameKELLER JR FRED·Filed 1988·Granted Oct 10, 1989·13 cites·9 claims
- 0432USD300862SBuilding blockKELLER JR FRED·Filed 1986·Granted Apr 25, 1989·1 cites·1 claims
- 0529US4740486ACeramic composition to make cement with insulating propertiesKELLER JR FRED·Filed 1986·Granted Apr 26, 1988·2 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →