LC

Lien Fon Chang

OK Obe Ohnmacht & Baumgärtner Gmbh & Co. Kg: 2 patents #3 of 10Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,138,302 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7581289 Spring hinge for glasses — 2009-09-01
7318252 Spring hinge for glasses — 2008-01-15