Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5730693 | Web tension control system | — | 1998-03-24 |
| 5656124 | Corrugated board manufacture including precise web moisture and temperature control | Richard D. Hoffmann | 1997-08-12 |
| 5419509 | Web tensioning device for automatic cross-machine tensioning of continuous webs | — | 1995-05-30 |
| 5415611 | Web tension control system | — | 1995-05-16 |
| 5339534 | Warp measurement device | — | 1994-08-23 |
| 5244518 | Corrugated board manufacturing apparatus and process including precise web moisture and temperature control | Richard D. Hoffmann | 1993-09-14 |