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Grace Liao
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Hsinchu, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Ball holder and base plate fixing structure of batting practice app...
Patent number
8,485,922
Issue date
Jul 16, 2013
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Foldable toss game assembly
Patent number
7,784,795
Issue date
Aug 31, 2010
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Ping pong table with folding protection mechanism
Patent number
7,156,763
Issue date
Jan 2, 2007
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Playing figure of table soccer
Patent number
6,962,335
Issue date
Nov 8, 2005
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Adjusting device for bouncing net devices
Patent number
6,880,828
Issue date
Apr 19, 2005
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Baseball pitching machine
Patent number
6,672,297
Issue date
Jan 6, 2004
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Training device for baseball hitting
Patent number
6,616,554
Issue date
Sep 9, 2003
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Goal joint structure
Patent number
5,681,045
Issue date
Oct 28, 1997
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Net posts for ball games
Patent number
4,948,149
Issue date
Aug 14, 1990
Joe Lin
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Assembly Structure Of Table Top Of Ping-Pong Table
Publication number
20140031149
Publication date
Jan 30, 2014
Grace Liao
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
BALL HOLDER AND BASE PLATE FIXING STRUCTURE OF BATTING PRACTICE APP...
Publication number
20120264548
Publication date
Oct 18, 2012
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Bumper Air Hockey Table Top
Publication number
20100201067
Publication date
Aug 12, 2010
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Ball Hitting Practice Device
Publication number
20090312123
Publication date
Dec 17, 2009
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Dart Having An Adjustable Barycenter
Publication number
20090291786
Publication date
Nov 26, 2009
Grace Liao
F42 - AMMUNITION BLASTING
Information
Patent Application
Batting Practice Set
Publication number
20090270205
Publication date
Oct 29, 2009
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Batting Apparatus
Publication number
20090082140
Publication date
Mar 26, 2009
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Structure Of Batting Tee Ball-Holder
Publication number
20070275793
Publication date
Nov 29, 2007
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Bouncing practice net
Publication number
20070090601
Publication date
Apr 26, 2007
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Bocce ball
Publication number
20060287145
Publication date
Dec 21, 2006
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Batting practice tee
Publication number
20060264273
Publication date
Nov 23, 2006
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
PLAYING FIGURE OF TABLE SOCCER
Publication number
20050189713
Publication date
Sep 1, 2005
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Adjusting device for bouncing net devices
Publication number
20040140621
Publication date
Jul 22, 2004
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Ball speed detecting assembly
Publication number
20030047001
Publication date
Mar 13, 2003
Grace Liao
G01 - MEASURING TESTING
Information
Patent Application
Training device for baseball hitting
Publication number
20030038426
Publication date
Feb 27, 2003
Grace Liao
A63 - SPORTS GAMES AMUSEMENTS