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David Yang
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Moraga, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Foldable telescope golf cart having a balancing mechanism
Patent number
7,841,615
Issue date
Nov 30, 2010
David Yang
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Picture frame hanger
Patent number
7,222,833
Issue date
May 29, 2007
David Yang
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Stackable & foldable paperboard file tray
Patent number
6,845,903
Issue date
Jan 25, 2005
David Yang
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Adjustable balancing mechanism for foldable telescope golf cart
Patent number
5,667,239
Issue date
Sep 16, 1997
Yang; David
David Yang
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
Fluid dispenser for minimizing residual fluid content
Publication number
20070181605
Publication date
Aug 9, 2007
David Ue-Ming Yang
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Anti-theft license plate holder
Publication number
20070157495
Publication date
Jul 12, 2007
David Ue-Ming Yang
B60 - VEHICLES IN GENERAL
Information
Patent Application
Expandable and adjustable display stand
Publication number
20070075210
Publication date
Apr 5, 2007
David Yang
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Foldable telescope golf cart having a balancing mechanism
Publication number
20070024030
Publication date
Feb 1, 2007
David Yang
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Picture frame hanger
Publication number
20070012850
Publication date
Jan 18, 2007
David Yang
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Ventilator-glare screen unit
Publication number
20060192413
Publication date
Aug 31, 2006
David Yang
B60 - VEHICLES IN GENERAL
Information
Patent Application
Spillage-free fluid container
Publication number
20060071038
Publication date
Apr 6, 2006
David Yang
G01 - MEASURING TESTING
Information
Patent Application
Foldable telescope golf cart having a balancing mechanism
Publication number
20040173980
Publication date
Sep 9, 2004
David Yang
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
Stackable & foldable paperboard file tray
Publication number
20030168504
Publication date
Sep 11, 2003
David Yang
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Golf ball markings for 3-dimensional putting alignment
Publication number
20030144068
Publication date
Jul 31, 2003
David Yang
A63 - SPORTS GAMES AMUSEMENTS