CC

Chi-Lo Chang

Overall (All Time): #1,103,425 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11932756 Modified polyvinyl butyral material, and preparation and applications thereof — 2024-03-19
6991007 Semi-automatic mortising machine — 2006-01-31
6978813 Semi-automatic mortising machine — 2005-12-27
6929042 Semi-automatic mortising machine — 2005-08-16