Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7458175 | Retractable display apparatus | David Ivy | 2008-12-02 |
| 4303887 | Electrical liquid conductivity measuring system | Jeremy R. Hill | 1981-12-01 |
| 4301412 | Liquid conductivity measuring system and sample cards therefor | Jeremy R. Hill | 1981-11-17 |
| 4301414 | Disposable sample card and method of making same | Jeremy R. Hill | 1981-11-17 |