Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7011588 | Insert for a bat having an improved seam orientation | Mark A. Fritzke, Michael D. Eggiman | 2006-03-14 |
| 6733404 | Insert for a bat having an improved seam orientation | Mark A. Fritzke, Michael D. Eggiman | 2004-05-11 |