Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5096282 | Polymer dispersed liquid crystal film devices | John D. Margerum, Anna M. Lackner, George W. Smith, Nuno Yaz, James L. Kohler +1 more | 1992-03-17 |
| 4944576 | Film with partial pre-alignment of polymer dispersed liquid crystals for electro-optical devices, and method of forming the same | Anna M. Lacker, J. David Margerum, Willis H. Smith, Jr., Khoon Cheng Lim | 1990-07-31 |
| 4938568 | Polymer dispersed liquid crystal film devices, and method of forming the same | John D. Margerum, Anna M. Lackner, George W. Smith, Nuno A. Vaz, James L. Kohler +1 more | 1990-07-03 |