JC

Jung-Shih Chang

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #300,411 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
8277343 Bat constructed for striking a ball 2012-10-02
7753803 Shaft of billiard cue 2010-07-13
7422525 Ferrule for pool/billiard cue 2008-09-09
7406792 Picture frame assembly 2008-08-05
D561278 Reorganizing tool for the billiard cue tip 2008-02-05
7207892 Handle section combination for billiard cue 2007-04-24
7179174 Billiard cue with weight devices 2007-02-20
7052419 Ball bat 2006-05-30
6929573 Bat for baseball 2005-08-16
6899648 Wood bat internally and externally reinforced with composite material or metal 2005-05-31
6878080 Combination bat for baseball 2005-04-12
6840867 Billiard cue tip 2005-01-11
6767299 Wood baseball bat 2004-07-27
6615525 Multi-display mode picture frame 2003-09-09
6467210 Versatile picture frame 2002-10-22
4943333 Manufacturing process for wooden cues to provide permanent straightness 1990-07-24