WM

Wai Chi Man

SL Stax Limited: 10 patents #1 of 1Top 100%
TL Tung Fat Industries Limited: 1 patents #3 of 4Top 75%
Overall (All Time): #426,575 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
D508748 Electric torch 2005-08-23
D507839 Electric torch 2005-07-26
D504187 Electric torch 2005-04-19
D480167 Electric torch 2003-09-30
D475151 Electric torch 2003-05-27
D464452 Battery lamp 2002-10-15
D459011 Battery lamp 2002-06-18
D458399 Battery lamp 2002-06-04
D428505 Flashlight 2000-07-18
D423704 Flashlight 2000-04-25
D422135 Battery key chain light 2000-04-04
D421145 Flashlight 2000-02-22