Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7376236 | Piezoelectric film sonic emitter | Joseph O. Norris, James J. Croft, III, Alan Robert Selfridge | 2008-05-20 |
| 6606389 | Piezoelectric film sonic emitter | Alan Robert Selfridge | 2003-08-12 |
| 6011855 | Piezoelectric film sonic emitter | Alan Robert Selfridge | 2000-01-04 |
| 4773428 | Apparatus and method for measuring viscoelastic properties of mammalian cervical mucous | Jacob Y. Wong, M. Edward Motamedi, Marcus Wong | 1988-09-27 |
| 4691714 | Rheological testing apparatus and method | Jacob Y. Wong, M. Ed Motamedi, Marcus Wong | 1987-09-08 |