Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470268 | Navigation destination entry via glyph to digital translation | Paul D. Ashcraft, James F. Nolan, John R. Angerman | 2002-10-22 |
| 4777409 | Fluorescent lamp energizing circuit | — | 1988-10-11 |