Inventor
Kang Woon Au
Inventor
Kowloon, HK
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F21Lprimary
F21LLighting devices or systems thereof, being portable or specially adapted for transportation33%
F21VFunctional features or details of lighting devices or systems thereof28%
F21SNon-portable lighting devices11%
H01HElectric switches6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
H05BElectric heating6%
LOC266%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
PatentTitleYear
7,815,336'Flashlight'20107,731,385'Multi-mode flashlight'20107,510,298'Flashlight having a focusing mechanism'20097,393,117'Flashlight or lighting device'2008D0562480'Flashlight'20087,309,139'Flashlight'20075,684,378'Rechargeable flashlight assembly'19975,422,798'Flashlight switch'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2010Patents assigned to EVEREADY BATTERY INC (8)· patent assignee history
1995–2010Based in Kowloon, HK· patent location history
1997Based in Ho Chiminh, VN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EVEREADY BATTERY INC | 8 | 1995–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kowloon, HK | 7 | 1995–2010 |
| Ho Chiminh, VN | 1 | 1997 |