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Cong-Uan Doan

Dr. Ing. H.C. F. Porsche Ag: 2 patents #722 of 2,421Top 30%
📍 Vaughan, CA: #215 of 927 inventorsTop 25%
Overall (All Time): #1,583,573 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7445540 Guide mechanism for a track-guided toy vehicle Uwe Reuter, Thomas Weidner, Ralf Kroener 2008-11-04
7429204 Toy vehicle having an electric drive Uwe Reuter, Thomas Weidner, Ralf Kroener 2008-09-30
5828017 Electrical switch assembly Joseph Fiorini 1998-10-27