Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4439663 | Method and system for laser perforation of sheet material | A. Clifton Lilly, Jr., Warren E. Claflin, Edward B. Stultz, Peter Martin | 1984-03-27 |
| 4410785 | Method and apparatus for perforation of sheet material by laser | A. Clifton Lilly, Jr., Warren E. Claflin, Edward B. Stultz, Peter Martin | 1983-10-18 |