Individual holder
CAMPBELL JAMES S
3 granted patents·23 citations·filing 1977–2003
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0149US4197055AVertical axis windmillCAMPBELL JAMES S·Filed 1977·Granted Apr 8, 1980·14 cites·16 claims
- 0242US6984157B2Motor mounting mechanismCAMPBELL JAMES S·Filed 2003·Granted Jan 10, 2006·3 cites·19 claims
- 0335US4923130ADevice for crushing and cutting plant materialCAMPBELL JAMES S·Filed 1989·Granted May 8, 1990·6 cites·12 claims
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