Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131931 | Filter systems | Frederick Miley | 1992-07-21 |
| 4956079 | Apparatus for transporting objects | David K. Yew | 1990-09-11 |
| 4647490 | Cotton patterned fabric | Colin F. Clayson | 1987-03-03 |
| 4548312 | Apparatus for orientating articles | David R. Lauder | 1985-10-22 |
| 4422018 | Automatic lighting disconnect timer incorporating an acoustic abort switch | — | 1983-12-20 |
| 4234326 | Filter assemblies with layers of activated carbon fibrous cloth | Frederick A. P. Maggs | 1980-11-18 |