Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303434 | Industrial luminaire | Herbert A. Fouke, James S. Hughes, Bruce G. Bruggeman | 1989-09-12 |
| D300670 | Luminaire | Douglas S. Hammond, Mark L. Roush | 1989-04-11 |
| D300671 | Luminaire | Douglas S. Hammond, James L. Leary, David G. Meredith, Mark L. Roush | 1989-04-11 |
| D300469 | Industrial luminaire housing | James S. Hughes, William H. Faust | 1989-03-28 |