Assignee
HUMPHREY WILLIAM D
US·3 granted patents·127 citations·filing 1977–2005
Top patents by PatentIndex Score
3 records- 0187US4084914ASelf-erecting highway guide postHUMPHREY WILLIAM D·Filed 1977·Granted Apr 18, 1978·58 cites·15 claims
- 0285US4995591ARetaining lock for chain link fence slatsHUMPHREY WILLIAM D·Filed 1989·Granted Feb 26, 1991·62 cites·8 claims
- 0360US7090429B1Highway delineation unit and method of installing sameHUMPHREY WILLIAM D·Filed 2005·Granted Aug 15, 2006·7 cites·1 claims
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