Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490218 | Digital memory method and system for storing multiple bit digital data | Michael A. Vyvoda | 2002-12-03 |
| 6486065 | Method of forming nonvolatile memory device utilizing a hard mask | Michael A. Vyvoda, James M. Cleeves | 2002-11-26 |
| 6420215 | Three-dimensional memory array and method of fabrication | Mark G. Johnson | 2002-07-16 |
| 6187603 | Fabrication of gated electron-emitting devices utilizing distributed particles to define gate openings, typically in combination with lift-off of excess emitter material | Duane A. Haven, Paul N. Ludwig, John M. Macaulay | 2001-02-13 |
| 6027632 | Multi-step removal of excess emitter material in fabricating electron-emitting device | Duane A. Haven, Roger W. Barton, William H. Creel, Christopher J. Spindt | 2000-02-22 |
| 6019658 | Fabrication of gated electron-emitting device utilizing distributed particles to define gate openings, typically in combination with spacer material to control spacing between gate layer and electron-emissive elements | Paul N. Ludwig, Duane A. Haven, John M. Macaulay, Christopher J. Spindt, James M. Cleeves | 2000-02-01 |
| 6013986 | Electron-emitting device having multi-layer resistor | Duane A. Haven, Swayambu Ramani | 2000-01-11 |
| 6013974 | Electron-emitting device having focus coating that extends partway into focus openings | Duane A. Haven, Christopher J. Spindt | 2000-01-11 |
| 6010383 | Protection of electron-emissive elements prior to removing excess emitter material during fabrication of electron-emitting device | — | 2000-01-04 |
| 6008062 | Undercutting technique for creating coating in spaced-apart segments | — | 1999-12-28 |
| 6007695 | Selective removal of material using self-initiated galvanic activity in electrolytic bath | John D. Porter, Christopher J. Spindt | 1999-12-28 |
| 6004180 | Cleaning of electron-emissive elements | John D. Porter, Colin D. Stanners, Christopher J. Spindt, Victoria A. Bascom | 1999-12-21 |
| 5920151 | Structure and fabrication of electron-emitting device having focus coating contacted through underlying access conductor | Roger W. Barton, Stephanie Jeanne Oberg, Christopher J. Spindt, Duane A. Haven | 1999-07-06 |
| 5893967 | Impedance-assisted electrochemical removal of material, particularly excess emitter material in electron-emitting device | Christopher J. Spindt, Gabriela S. Chakarova, Duane A. Haven, John M. Macaulay, Roger W. Barton +2 more | 1999-04-13 |
| 5865659 | Fabrication of gated electron-emitting device utilizing distributed particles to define gate openings and utilizing spacer material to control spacing between gate layer and electron-emissive elements | Paul N. Ludwig, Duane A. Haven, John M. Macaulay, Christopher J. Spindt, James M. Cleeves | 1999-02-02 |
| 5863233 | Field emitter fabrication using open circuit electrochemical lift off | John D. Porter, Gabriela S. Chakarova, Christopher J. Spindt | 1999-01-26 |