Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8297819 | Light pipe structure and luminaire with light pipe structure | David R. Pfund, Paul Ford, Irving Schaffer | 2012-10-30 |
| D668382 | Luminaire | Allison K. Schieffelin, David R. Pfund, Wooyeon Cho | 2012-10-02 |
| D668383 | Luminaire | Allison K. Schieffelin, David R. Pfund, Wooyeon Cho | 2012-10-02 |