Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7914404 | Ball bat including visual indication of whether internal structural tampering with the ball bat has occurred | William B. Giannetti, Hsing-Yen Chuang | 2011-03-29 |
| 7896763 | Ball bat exhibiting optimized performance via selective placement of interlaminar shear control zones | William B. Giannetti, Hsing-Yen Chuang | 2011-03-01 |