Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6662818 | Programmable tracking pressure regulator for control of higher pressures in microfluidic circuits | Carlton H. Paul, Jeffrey H. Stokes | 2003-12-16 | |
| 5882011 | Board game requiring instant complex decisions and immediate competitive action | — | 1999-03-16 | |
| 5593212 | Footstool extension providing leg support | Helen T. Praria | 1997-01-14 | |
| 4505032 | Method of making a voltage divider | — | 1985-03-19 | $2,995,000 |
| 4475099 | Voltage divider | — | 1984-10-02 | $2,087,000 |