Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373867 | Reed valve mechanism | Eyvind Boyesen | 1994-12-20 |
| 5247912 | Reed valve mechanism and method for constructing same | Eyvind Boyesen, Ragnar Boyesen | 1993-09-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373867 | Reed valve mechanism | Eyvind Boyesen | 1994-12-20 |
| 5247912 | Reed valve mechanism and method for constructing same | Eyvind Boyesen, Ragnar Boyesen | 1993-09-28 |