Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5960888 | Engine fire suppression system | — | 1999-10-05 |
| 4241180 | Enzymatic method for determining surfactants on surfaces | Melvin H. Keyes | 1980-12-23 |
| 4200238 | Method of preparing a rapidly soluble and machine handleable particulate composite and product | Melvin H. Keyes | 1980-04-29 |