Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10397692 | Multi-driver array audio speaker system | — | 2019-08-27 |
| 5631562 | Time domain electromagnetic well logging sensor including arcuate microwave strip lines | Milton E. Cram | 1997-05-20 |
| 5557680 | Loudspeaker system for producing multiple sound images within a listening area from dual source locations | — | 1996-09-17 |
| 4678997 | Method and apparatus for dielectric well logging of subsurface earth formations with a lumped constant antenna | — | 1987-07-07 |
| 4651100 | Antenna construction for well logging of subsurface earth formations | — | 1987-03-17 |