JC

Jung-Shih Chang

Overall (2005): #11,589 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
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