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Wilson Wai Sing Leung
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Hong Kong, HK
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Patents Grants
last 30 patents
Information
Patent Grant
Docking station for media player
Patent number
8,773,845
Issue date
Jul 8, 2014
Alco Electronics Limited
Wilson Wai Sing Leung
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Docking station for media player
Patent number
8,488,832
Issue date
Jul 16, 2013
Alco Electronics Limited
Wilson Wai Sing Leung
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
CD/cassette playing mechanism
Patent number
6,373,804
Issue date
Apr 16, 2002
Alco Electronics Limited
Wilson Wai Sing Leung
G11 - INFORMATION STORAGE
Information
Patent Grant
Portable disc player
Patent number
6,128,265
Issue date
Oct 3, 2000
Alco Electronics Limited
Wilson Wai Sing Leung
G11 - INFORMATION STORAGE
Information
Patent Grant
Multiple medium-storage disc changer
Patent number
6,064,636
Issue date
May 16, 2000
Alco Electronics Ltd.
Wilson Wai Sing Leung
G11 - INFORMATION STORAGE
Information
Patent Grant
Compact disc drive
Patent number
5,699,338
Issue date
Dec 16, 1997
Alco Electronics Ltd.
Wilson Wai Sing Leung
G11 - INFORMATION STORAGE
Information
Patent Grant
Compact disc playing mechanism having first and second operating po...
Patent number
5,621,718
Issue date
Apr 15, 1997
Alco Electronics, Ltd.
Wilson W. S. Leung
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Car audio/video equipment
Publication number
20050071051
Publication date
Mar 31, 2005
Alco Electronics Limited
Wilson Wai Sing Leung
B60 - VEHICLES IN GENERAL
Information
Patent Application
Multiple disc player
Publication number
20050024995
Publication date
Feb 3, 2005
Alco Electronics Limited
Wilson Wai Sing Leung
G11 - INFORMATION STORAGE