Inventor · disambiguated record
Derek Chi Hang Louie
Also filed as: LOUIE DEREK · LOUIE DEREK CHI HANG
2 granted patents·1 pending application·109 citations·filing 2000–2004
68Inventor score
Top patents by PatentIndex Score
3 records- 0183US6483499B13D sculpturing input deviceHONG KONG PRODUCTIVITY COUNCIL·Filed 2000·Granted Nov 19, 2002·63 cites·12 claims
- 0282US6966685B2Distributed light illumination systemWORLD HINT LTD·Filed 2004·Granted Nov 22, 2005·46 cites·12 claims
- 0334US2005190563A1Lighting module with dual-profiled Fresnel lensFiled 2004·Application pending·0 cites
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