Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552659 | Structure and fabrication of gated electron-emitting device having electron optics to reduce electron-beam divergence | John M. Macaulay, Christopher J. Spindt, Lee H. Veneklasen | 1996-09-03 |
| 5528103 | Field emitter with focusing ridges situated to sides of gate | Christopher J. Spindt | 1996-06-18 |