Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6089305 | Curtain guiding assembly for a soft edge door with a selectively tensioned leading edge | Peter S. Schulte, James Schwingle | 2000-07-18 |
| 5957187 | Releaseable assembly for a door | Peter S. Schulte, James Schwingle | 1999-09-28 |
| 5944086 | Curtain bottom tensioning assembly | Peter S. Schulte, James Schwingle | 1999-08-31 |
| 4208929 | Automatic electronic control for a power shift transmission | Dean L. Heino | 1980-06-24 |