Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D822888 | Luminaire | Michael Arndt, Colin M. Gravning | 2018-07-10 |
| D812284 | Luminaire | Michael Arndt, Scott Louis Nejedlo | 2018-03-06 |
| D812283 | Luminaire | Michael Arndt, Scott Louis Nejedlo | 2018-03-06 |
| D783197 | Luminaire | Michael Arndt, Scott Louis Nejedlo | 2017-04-04 |
| D783196 | Luminaire | Michael Arndt, Scott Louis Nejedlo | 2017-04-04 |
| D774678 | Lighting unit | Michael Arndt, Michael M. Theiler, Christopher M. Glandt | 2016-12-20 |
| D749257 | Lighting unit | Michael Arndt, Michael M. Theiler, Christopher M. Glandt | 2016-02-09 |
| 8111388 | Luminous flux depreciation notification system for light fixtures incorporating light emitting diode sources | Christopher M. Glandt, Mark J. Hastings | 2012-02-07 |
| 5887966 | In-ground lighting apparatus and related method | Eric J. Haugaard | 1999-03-30 |