Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D283258 | Globe for roadway luminaire | Walter C. Pitts | 1986-04-01 |
| D283170 | Roadway luminaire | Walter C. Pitts | 1986-03-25 |
| D282465 | Communications transceiver set | John Hurley, Samuel A. Leslie, Walter C. Pitts, Donald J. Umbdenstock | 1986-02-04 |
| D266596 | Floodlight | — | 1982-10-19 |
| D261812 | Lamp | Thurman A. Bowles | 1981-11-10 |
| D258010 | Combined lamp housing and base therefor | Thurman Bowls, Donald G. Falk | 1981-01-20 |