Yee-Chee Chen

Singapore

 
Total IP 1
Total IP Rank # 1,279,551
IP Activity Score 0/5.0    0
IP Activity Rank # 1,684,913

Patents

Trademarks
1 0
0 0
0 0
0
 
Last Patent 2019 - Lock device
First Patent 2018 - Lock device

Latest Inventions, Goods, Services

2018 Invention Lock device. A lock includes a housing, a cylindrical core body and a tumbler unit. The core body...