Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187680 | Piezoelectric sensors and quartz crystal monitors | James T. Spencer | 2021-11-30 |
| 10295504 | Piezoelectric sensors and quartz crystal monitors | James T. Spencer | 2019-05-21 |
| 9435767 | Sensor for sensing substances in an environment | — | 2016-09-06 |
| 6314401 | Mobile voice verification system | Stephen T. Abbe, Scott E. Leonard, William Daniel Keiser, Barry Schlereth | 2001-11-06 |
| 5233190 | Fourier transform molecular spectrometer | Duane P. Littlejohn, James E. Phillips | 1993-08-03 |
| 5053710 | NMR multi-dimensional discrete Fourier transform | — | 1991-10-01 |
| 4221964 | Control system for mass spectrometer | Gary E. Lanpher | 1980-09-09 |