Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302294 | Rolled coin dispenser | William S. Collier | 2001-10-16 |
| 6096991 | Method of and apparatus for sorting a particulate material | Hilton P. Gordon, Robert Jordan | 2000-08-01 |
| 4922653 | Plant watering and feeding support system | — | 1990-05-08 |
| 4858771 | Particle distributing and sorting method and apparatus | Albert P. Hawkins, Alan Boyle | 1989-08-22 |
| 4805706 | Rotary impact apparatus | — | 1989-02-21 |
| 4555385 | Elution process and apparatus and extraction of particulate material from a vessel | — | 1985-11-26 |
| 4549659 | Particle sorting apparatus utilizing controllable corona discharge needle | Albert P. Hawkins, Alan Boyle | 1985-10-29 |
| 4482097 | Rotary apparatus having improved drive means | — | 1984-11-13 |
| 4365717 | Feed apparatus and method | — | 1982-12-28 |
| 4231478 | Bulk sorting of particulate material | — | 1980-11-04 |
| 4225089 | Fluid flow manifold | — | 1980-09-30 |
| 4210311 | Valves | — | 1980-07-01 |