IP Library › Granted Patent US 6,626,642
Granted Patent Utility PCT National Stage
US 6,626,642 · Confirmation No. 9564

WIND TURBINE BLADE WITH U-SHAPED OSCILLATION DAMPING MEANS

Inventor: Herman F. Veldkamp
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2003-07-13 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-07-18 LET. Miscellaneous Incoming Letter 31 View
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Quick Facts
Patent No.
US 6,626,642
App. No.
09/744,560
Filed
2001-07-18
Granted
2003-09-30
Art Unit
3745
PTA
0 days