Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709273 | Electronic keyboard instructor | Jeffrey P. Stark | 2004-03-23 |
| 6086102 | Transport device for skis and poles | Tod H. Shultz | 2000-07-11 |
| 5086030 | Gamma-butyrolactone production catalyst | Geir Bjornson | 1992-02-04 |
| 4968818 | Gamma-butyrolactone production process and catalyst therefor | Geir Bjornson | 1990-11-06 |