CY

Chung-Kai Yeh

Overall (All Time): #1,578,157 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7605360 Power supply system for green laser indicating pen — 2009-10-20
6905419 Mount for attaching laser aiming device to golf putter — 2005-06-14
6602145 Laser aiming device on the shaft of a golf putter — 2003-08-05