Inventor

CHAN CHI HO

HK3 patents

⚠️ This page may combine multiple inventors who share the name “CHAN CHI HO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV HONG KONG

2 patents

US6683590B1Jan 27, 2004

Tricolor LED display system having audio output

UNIV HONG KONG71 citations93

US6445369B1Sep 3, 2002

Light emitting diode dot matrix display system with audio output

UNIV HONG KONG167 citations93

WANTSBASE LTD

1 patent

US12022896B2Jul 2, 2024

Self-contained finger sleeve

WANTSBASE LTD0 citations40