Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683509 | Voltage controlled oscillators | David Johnston | 2004-01-27 |
| 6249482 | Synchronous memory | Alan Martin, David Johnston | 2001-06-19 |
| 6198678 | Semiconductor memories | Martin Alan, David Johnston | 2001-03-06 |
| 5500823 | Memory defect detection arrangement | Alan Martin | 1996-03-19 |
| 5495382 | Contents addressable memory | — | 1996-02-27 |
| 5469378 | Content addressable memory having match line transistors connected in series and coupled to current sensing circuit | Neil Hastie | 1995-11-21 |
| 5467312 | Random access memory | David Williams | 1995-11-14 |