Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889411 | Process and structure for thin film transistor with aluminum contacts and nonaluminum metallization in liquid crystal displays | Harold G. Parks, William W. Piper, George E. Possin | 1989-12-26 |
| 4873516 | Method and system for eliminating cross-talk in thin film transistor matrix addressed liquid crystal displays | — | 1989-10-10 |
| 4855806 | Thin film transistor with aluminum contacts and nonaluminum metallization | Harold G. Parks, William W. Piper, George E. Possin | 1989-08-08 |
| 4804953 | Redundant conductor structures for thin film FET driven liquid crystal displays | — | 1989-02-14 |