Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469425 | Electron emission film and field emission cold cathode device | Tadashi Sakai, Kazuya Nakayama, Gehan Anil Joseph Amaratunga, Ioannis Alexandrou, Mark Baxendale +1 more | 2002-10-22 |
| 6456014 | Field emission device | Tomio Ono, Tadashi Sakai | 2002-09-24 |