CW

Chung-Chee Wong

SL Sonca Industries, Limited: 6 patents #1 of 7Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #770,203 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D263630 Lantern 1982-03-30
D263507 Lantern 1982-03-23
4293896 Battery-operated lantern 1981-10-06
D258011 Magnetic holder for electric torch David R. Dalton 1981-01-20
4220304 Attachment for electric torches David R. Dalton 1980-09-02
D256278 Lantern Robert E. Brindley 1980-08-05
D255612 Lantern David R. Dalton 1980-06-24