HY

Huo-Huang Yen

UN Unknown: 1 patents #267 of 2,778Top 10%
Overall (2002): #202,477 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6484452 Self-opening/closing umbrella — 2002-11-26