Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP17653 | Yucca plant named ‘WALBRISTAR’ | — | 2007-04-24 |
| PP16930 | Euphorbia plant named ‘Waleutiny’ | — | 2006-08-01 |
| PP13547 | Lysimachia plant named ‘Walgoldalex’ | David Tristram | 2003-02-04 |
| PP13091 | Lavandula plant named ‘Walvera’ | David Tristram | 2002-10-15 |