Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8418372 | Irrigation fitting tool device | Margaret J. Risley | 2013-04-16 |
| 6565232 | Apparatus having magnifying, illuminating and mirroring attributes | Steven Goldstein, Carol D. Goldstein, Mary Margaret Jelava-Risley | 2003-05-20 |
| 4529930 | Programmable delay for digitizer circuits | Eddie A. Evel, Robert M. Landgraf, Walter Fischer | 1985-07-16 |