Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7520407 | Personal dental care unit | Maxine Crosby | 2009-04-21 |
| 4528894 | Hydropneumatic drive apparatus | — | 1985-07-16 |
| 4261916 | Sulph(on)ation process | — | 1981-04-14 |
| 4212544 | Orifice plate mixer and method of use | — | 1980-07-15 |