Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729220 | Annellated dithiophene copolymers | Mathias Dueggeli, Klaus Muellen, Natalia Chebotareva, Dirk Beckmann | 2014-05-20 |
| 6202348 | Plant-growing method and apparatus | — | 2001-03-20 |
| 5768825 | Plant preservation bag and method | — | 1998-06-23 |
| 5393313 | Transplantable nursery stock growing methods | — | 1995-02-28 |
| 5167092 | Method and fabric container for controlling root growth | — | 1992-12-01 |
| 5103588 | Method and fabric container for controlling root growth | — | 1992-04-14 |
| 4888914 | Method and fabric container for controlling root growth | — | 1989-12-26 |
| 4574522 | Root control bag | Carl E. Whitcomb | 1986-03-11 |