Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798833 | Guanine derivative | Karl N. G. Johansson, Bjorn Lindborg | 1989-01-17 |
| 4591583 | Phosphonoformic acid esters and pharmaceutical compositions containing same | Ake J. E. Helgstrand, Karl N. G. Johansson, Alfons Misiorny, Goran B. Stening | 1986-05-27 |
| 4536400 | Phosphonoformic acid esters | Ake J. E. Helgstrand, Karl N. G. Johansson, Alfons Misiorny, Goran B. Stening | 1985-08-20 |
| 4386081 | Phosphonoformic acid esters and pharmaceutical compositions containing same | Ake J. E. Helgstrand, Karl N. G. Johansson, Alfons Misiorny, Goran B. Stening | 1983-05-31 |
| 4372894 | Phosphonoformic acid esters | Ake J. E. Helgstrand, Karl N. Johannson, Alfons Misiorny, Goran B. Stening | 1983-02-08 |