Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761583 | Liquid nitrogen printing process and apparatus and toner composition | — | 1998-06-02 |
| 5522921 | Invisible, x-ray opaque fluorescent printing medium for multiplex reading | — | 1996-06-04 |
| 4551827 | Fluorescent soundtrack readout system | George Richard Bird | 1985-11-05 |
| 4366217 | Motion picture film having digitally coded soundtrack and method for production thereof | George Richard Bird | 1982-12-28 |
| 4308327 | Motion picture film having digitally coded soundtrack and method for production thereof | George Richard Bird | 1981-12-29 |