Assignee
HENDERSON DONALD L
3 granted patents·74 citations·filing 1977–1988
Top patents by PatentIndex Score
3 records- 0184US4372196AInsulating and draft preventing automatic shutter for attic and other exhaust type fansHENDERSON DONALD L·Filed 1981·Granted Feb 8, 1983·42 cites·7 claims
- 0260US4959882AWindshield wiper weathershield and sprayerHENDERSON DONALD L·Filed 1988·Granted Oct 2, 1990·21 cites·11 claims
- 0347US4179144ARemovable cover and holder thereforHENDERSON DONALD L·Filed 1977·Granted Dec 18, 1979·11 cites·4 claims
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