Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11654980 | Bracket support system for a tractor hoist | — | 2023-05-23 |
| 4846774 | Rotary die cutting and laminating process and machine | — | 1989-07-11 |
| 4759247 | Rotary dies with adjustable cutter force | William C. Bollinger | 1988-07-26 |
| 4727784 | Web cut blank piling method and apparatus | Albert J. Sarka | 1988-03-01 |
| 4608895 | Rotary die cutting | John D. Douma, David P. Keinath, Robert E. Moore | 1986-09-02 |
| 4568341 | Absorbent pads, incontinence care products and methods of production | James G. Mitchell, Winalee G. Mitchell, Robert E. Strauss, Charles J. Strader, William C. Bollinger | 1986-02-04 |