Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6168291 | Luminaire motorized shade (douser) mechanism | Jim J. Frensko, Johann Anthony Toikka, John B. Grunloah | 2001-01-02 |
| 5515255 | Lamp reflector | Wayne G. Nielson, Robert Dan Kruger, Michael R. Specken, Gary V. Briesemeister, John B. Grunloh | 1996-05-07 |