Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326282 | Wear-resistant multifunctional rope | Ruiqiang Liu, RUNXI JIANG, Ming Shen, Longfeng Zuo | 2022-05-10 |
| 7128214 | Reinforced packaging support post assembly | Lawrence E. Renck | 2006-10-31 |
| 7014046 | I-beam wall corner post | Xiaokai Niu, Michael David Zold, Johannes Wilhelmus van de Camp | 2006-03-21 |
| 6851643 | Spirally wound tube with enhanced inner diameter stiffness, and method of making same | Johannes Wilhelmus van de Camp, Mark Burns, Xiaokai Niu, Cliff Bellum | 2005-02-08 |
| 6309717 | Composite paperboard containers of optimized axial strength construction | Patrick Trevanion, Yiming Wang, Terry Gerhardt, Glenda J. Cahill, Richard Skiff | 2001-10-30 |
| 6286683 | Multiple-piece corner post | John F. Hunt | 2001-09-11 |
| 6234314 | Package support post with joined surfaces | Donald E. Widman | 2001-05-22 |
| 6186329 | Multiple-grade paper corner post | — | 2001-02-13 |
| 5505395 | Multi-grade paperboard winding cores for yarns and films having enhanced resistance to inside diameter reduction | Terry Gerhardt | 1996-04-09 |
| 5472154 | High spiral angle winding cores | Terry Gerhardt, Tony F. Rummage, Clifford Bellum | 1995-12-05 |