Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303434 | Industrial luminaire | Robert L. Ewing, James S. Hughes, Bruce G. Bruggeman | 1989-09-12 |
| 4858091 | Luminaire with uplight control | — | 1989-08-15 |
| D301278 | Fluorescent lighting fixture | James S. Hughes, Joel T. Gundlach, Paul A. Reeder | 1989-05-23 |
| D300953 | Fluorescent lighting fixture | James S. Hughes, Joel T. Gundlach, Paul A. Reeder | 1989-05-02 |
| D300951 | Fluorescent lighting fixture | James S. Hughes, Joel T. Gundlach, Paul A. Reeder | 1989-05-02 |
| D300952 | Fluorescent lighting fixture | James S. Hughes, Joel T. Gundlach, Paul A. Reeder | 1989-05-02 |
| D300873 | Recessed fluorescent lighting fixture | Neil Thompson, John R. Brass, Mark San George | 1989-04-25 |
| 4816976 | High efficiency luminaire with high angle brightness control | John R. Brass | 1989-03-28 |