Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4561087 | Conductive video disc | Leonard P. Fox, Pabitra Datta, Dennis Lee Matthies | 1985-12-24 | $3,089,000 |
| 4296144 | Ion implanted stylus | Edward W. Maby, Pierre V. Valembois | 1981-10-20 | $601,000 |
| 4220915 | Resistivity measurement system | Elmer Lawrence Allen, Jr. | 1980-09-02 | $902,000 |