CY

Chih-Hao Yiu

Overall (1997): #8,737 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D386795 Dart board for use on a table — 1997-11-25
5613686 Target board having a surrounding dart receiving configuration — 1997-03-25
D378103 Dart target — 1997-02-18
5601290 Double bullseye for dart game — 1997-02-11