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Inventor

Tony C. Young

Inventor
Kowloon, HK

Overview

8→
Patents
1992–2012
Patent span
LOC
Primary field

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

LOC26primary
LOC2638%
F21LLighting devices or systems thereof, being portable or specially adapted for transportation13%
F21VFunctional features or details of lighting devices or systems thereof13%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted13%
LOC1613%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
D0671673'Light diffuser'2012D0592797'Table lamp'2009D0561217'Magnifier with light'20086,672,741'Light emitting diode reflector'2004D0426332'Rechargeable flashlight'2000D0357087'Wall/closet light'1995D0342582'Halogen spotlight'1993D0324580'Flashlight'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2000Patents assigned to CALTRACO INTERNATIONAL LTD (4)· patent assignee history
1992–2012Based in Kowloon, HK· patent location history
2004Based in Hong Kong, CN· patent location history
2008–2012Patents assigned to CALTRACO INTERNAT LTD (3)· patent assignee history
2012Patents assigned to YOUNG DALE WYN GUY (1)· patent assignee history
2012Patents assigned to YOUNG TONY CHUNLUNG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CALTRACO INTERNATIONAL LTD41992–2000
CALTRACO INTERNAT LTD32008–2012
YOUNG DALE WYN GUY12012
YOUNG TONY CHUNLUNGself12012
Locations
LocationPatentsSpan
Kowloon, HK71992–2012
Hong Kong, CN12004