Assignee
STEPP WILLIAM J
2 granted patents·107 citations·filing 1976–1980
Top patents by PatentIndex Score
2 records- 0183US4406584AVertical axis windmill with multistage feathering of blades and safety storm controlSTEPP WILLIAM J·Filed 1980·Granted Sep 27, 1983·55 cites·9 claims
- 0283US4203707AWindmill with automatic feathering control and storm protectionSTEPP WILLIAM J·Filed 1976·Granted May 20, 1980·52 cites·5 claims
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