Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227540 | Soluble material and process for three-dimensional modeling | William R. Priedeman, Jr. | 2012-07-24 |
| 8014889 | Transactional method for building three-dimensional objects | Robert L. Zinniel, S. Scott Crump, William R. Priedeman, Jr., J. Samuel Batchelder | 2011-09-06 |
| 7754807 | Soluble material and process for three-dimensional modeling | William R. Priedeman, Jr. | 2010-07-13 |
| 6790403 | Soluble material and process for three-dimensional modeling | William R. Priedeman, Jr. | 2004-09-14 |
| 6506873 | Degradable polymer fibers; preparation product; and, methods of use | Christopher M. Ryan, Nancy Uzelac Buehler, Scott L. Gessner | 2003-01-14 |
| 6312823 | Compostable multilayer structures, methods for manufacture and articles prepared therefrom | Ali El-Afandi, Patrick R. Gruber, Jeffrey John Kolstad, James Lunt, Christopher M. Ryan +4 more | 2001-11-06 |
| 6291597 | Viscosity-modified lactide polymer composition and process for manufacture thereof | Patrick R. Gruber, Jeffrey John Kolstad, David R. Witzke, Mark Hartmann | 2001-09-18 |
| 5998552 | Viscosity-modified lactide polymer composition and process for manufacture thereof | Patrick R. Gruber, Jeffrey John Kolstad, David R. Witzke, Mark Hartmann | 1999-12-07 |
| 5849374 | Compostable multilayer structures, methods for manufacture, and articles prepared therefrom | Patrick R. Gruber, Jeffrey John Kolstad, James Lunt, Christopher M. Ryan, Ali El-Afandi +4 more | 1998-12-15 |
| 5849401 | Compostable multilayer structures, methods for manufacture, and articles prepared therefrom | Ali El-Afandi, Patrick R. Gruber, Jeffrey John Kolstad, James Lunt, Christopher M. Ryan +4 more | 1998-12-15 |
| 5798435 | Viscosity-modified lactide polymer composition and process for manufacture thereof | Patrick R. Gruber, Jeffrey John Kolstad, David R. Witzke, Mark Hartmann | 1998-08-25 |
| 5594095 | Viscosity-modified lactide polymer composition and process for manufacture thereof | Patrick R. Gruber, Jeffrey John Kolstad, David R. Witzke, Mark Hartmann | 1997-01-14 |