Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868782 | Display terminal | Stephen Graham Copinger Lawrence, Michael A. McMorran | 1989-09-19 |
| 4740783 | Visual display unit with character overstrike | Stephen Graham Copinger Lawrence | 1988-04-26 |
| 4464730 | Text processing apparatus with editing of stored document at each keystroke | Stephen Graham Copinger Lawrence | 1984-08-07 |
| 4186438 | Interactive enquiry system | Paul H. Benson, Michael L. Kingdom-Hockings, Martin C. Pinnell, Thomas E. Robinson, Richard E. Sheeler +1 more | 1980-01-29 |