Individual holder
WIGDAHL ARTHUR G
US·5 granted patents·46 citations·filing 1978–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0173US4168661AArticle crusherWIGDAHL ARTHUR G·Filed 1978·Granted Sep 25, 1979·18 cites·4 claims
- 0248US4505254AWater heater for divers and for other usesWIGDAHL ARTHUR G·Filed 1983·Granted Mar 19, 1985·12 cites·2 claims
- 0341US4240362ABoiler for domestic heating systemsWIGDAHL ARTHUR G·Filed 1978·Granted Dec 23, 1980·8 cites·5 claims
- 0430US5105799APortable fluid heaterWIGDAHL ARTHUR G·Filed 1991·Granted Apr 21, 1992·5 cites·12 claims
- 0529US4281604ADomestic boilerWIGDAHL ARTHUR G·Filed 1980·Granted Aug 4, 1981·3 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →