WD

William S. Dworzan

🗺 California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,025,085 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D617467 Massage roller 2010-06-08
7409741 Toothbrush with tuned vibrating head 2008-08-12
7326156 Handheld gyroscopic exercise device 2008-02-05
6775940 Motion detecting safety device Lawrence J. Zadra 2004-08-17
5222327 Side mount garage door operator Donna M. Fellows 1993-06-29