Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4959181 | Ion exchange using hydrous uranium dioxide | Paul Donson | 1990-09-25 |
| 4830738 | Separation of matter by floatation | John M. Taylor | 1989-05-16 |
| 4808381 | Fluid transfer device | Gordon L. McGregor | 1989-02-28 |
| D282149 | Audio dosimeter for detecting noise level | — | 1986-01-14 |
| 4368935 | Vertical filing system | — | 1983-01-18 |