Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636750 | Speakerphone accessory for a portable telephone | Thomas Gitzinger, Michael L. Charlier | 2003-10-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636750 | Speakerphone accessory for a portable telephone | Thomas Gitzinger, Michael L. Charlier | 2003-10-21 |