Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672845 | Local distribution utility center for a raised floor | Sherwood S. Greenfield | 1997-09-30 |
| 5548086 | Local distribution utility center for a raised floor | Sherwood S. Greenfield | 1996-08-20 |