Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859539 | Optically brightened polyolefin coated paper support | Kenneth G. Harbison | 1989-08-22 |
| 4794071 | Optically brightened photographic silver halide element with a polyolefin paper coated support | Kenneth G. Harbison | 1988-12-27 |