Inventor

WANG DAO HONG

HK2 patents

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

UNIV HONG KONG POLYTECHNIC

1 patent

US7781987B2Aug 24, 2010

Method and system for automatically controlling power supply to a lamp of a vehicle

UNIV HONG KONG POLYTECHNIC9 citations73

CHENG KA WAI ERIC

1 patent

US8080949B2Dec 20, 2011

HID ballast with integrated voltage multiplier and lamp temperature compensation

CHENG KA WAI ERIC0 citations43