WC

Wei-Yen Chu

Overall (All Time): #1,039,107 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6702304 Detachable skate — 2004-03-09
6629698 Multifunctional shoe — 2003-10-07
6450508 Shoe for skating and walking — 2002-09-17
6412791 Roller skate with receivable wheel design — 2002-07-02
5244299 Apparatus used in writing and massaging alternatively — 1993-09-14