Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942554 | Method for forming highly colored polymeric bodies | Yuijin Ren, Douglas C. Neckers | 1999-08-24 |
| 5606171 | Method for determining thickness, degree of cure and other properties of a polymeric coating or film | Douglas C. Neckers, Jian Song, Afranio Torres-Filho, Zhijun Wang | 1997-02-25 |
| 5432032 | Method of writing, reading and erasing information | Egbert Willem Meijer, Bernard Lucas Feringa, Ben De Lange | 1995-07-11 |
| 5322750 | Optical recording medium | Egbert Willem Meijer, Bernard Lucas Feringa, Ben De Lange | 1994-06-21 |