Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421357 | High-penetration radiocommunication system using a compact character set | — | 2002-07-16 |
| 6408873 | Piston-type flush valve having a triple filtered bypass | Martin E. Marcichow | 2002-06-25 |