Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D363955 | Game board | Karla R. Hansen | 1995-11-07 |
| 4752070 | Teaching aid device for racket sports | George Hansen | 1988-06-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D363955 | Game board | Karla R. Hansen | 1995-11-07 |
| 4752070 | Teaching aid device for racket sports | George Hansen | 1988-06-21 |