Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737619 | Fertility calculator | John Freedom | 1988-04-12 |
| 4241477 | Paper clip | John Freedom | 1980-12-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737619 | Fertility calculator | John Freedom | 1988-04-12 |
| 4241477 | Paper clip | John Freedom | 1980-12-30 |