Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691959 | Stylus position digitizer using acoustic waves | James A. Kriewall, Edwin F. Johnson, Alan Robert Selfridge, John Fairbanks, Robert William Parry +1 more | 1997-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691959 | Stylus position digitizer using acoustic waves | James A. Kriewall, Edwin F. Johnson, Alan Robert Selfridge, John Fairbanks, Robert William Parry +1 more | 1997-11-25 |