Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8569977 | Lighting system combining natural and artificial light | Charles E. Lanham, Kenneth R. Carver | 2013-10-29 |
| 8479461 | Lighting system combining natural and artificial light | Charles E. Lanham, Kenneth R. Carver | 2013-07-09 |