Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914723 | Fluorescent lamp discharge tube having electrostatically coated envelope | Roger P. Ellerbeck, Leslie J. George, Peter W. Ranby | 1990-04-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914723 | Fluorescent lamp discharge tube having electrostatically coated envelope | Roger P. Ellerbeck, Leslie J. George, Peter W. Ranby | 1990-04-03 |