Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212021 | Winding cores for material rolls having high roll strain energy, and method for making same | David E. Rhodes, John F. Auten, Yiming Wang, Wim van de Camp, Lawrence E. Renck | 2015-12-15 |
| 6309717 | Composite paperboard containers of optimized axial strength construction | Yanping Qiu, Patrick Trevanion, Yiming Wang, Glenda J. Cahill, Richard Skiff | 2001-10-30 |
| 5505395 | Multi-grade paperboard winding cores for yarns and films having enhanced resistance to inside diameter reduction | Yanping Qiu | 1996-04-09 |
| 5472154 | High spiral angle winding cores | Yanping Qiu, Tony F. Rummage, Clifford Bellum | 1995-12-05 |
| 5393582 | Enhanced crush strength construction multi-grade paperboard tubes | Yiming Wang, Monica McCarthy, Charles G. Johnson | 1995-02-28 |
| 5339693 | Apparatus and method for testing tubular products | Robert E. Rowlands, Edmond P. Saliklis, John T. Wise | 1994-08-23 |