Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383101 | Ball bat | Michael D. Eggiman, Mark A. Fritzke | 2002-05-07 |
| 6251034 | Ball bat | Michael D. Eggiman, Mark A. Fritzke | 2001-06-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383101 | Ball bat | Michael D. Eggiman, Mark A. Fritzke | 2002-05-07 |
| 6251034 | Ball bat | Michael D. Eggiman, Mark A. Fritzke | 2001-06-26 |