Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842362 | Water-resistant wound paperboard tube | Tom Kim, Charles W. Lounsbury, Jr., David E. Rhodes, Garrett Smith | 2010-11-30 |
| 7188800 | Collapsible winding core and method of making same | Nico J. C. Bessems, Emile Henricus Lutgens, Ed Spronk, John Whitehead | 2007-03-13 |
| 7007887 | Tubular core with polymer plies | — | 2006-03-07 |