Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585770 | Novel 6-amino-7-hydroxy-4,5,6,7-tetrahydro-imidazo[4,5,1-j-k][1]-benzazepin-2- (1H)-one | Daniel Frechet, Lucien Nedelec, Guy Plassard | 1986-04-29 |
| 4539525 | Band-pass amplifier filters | — | 1985-09-03 |
| 4536744 | Analog to digital converter for precision measurements of A.C. signals | — | 1985-08-20 |
| 4530932 | 4-(1H-indol-3-yl)-.alpha.-methyl-piperidine-1-ethanol derivatives | Francois Clemence | 1985-07-23 |
| 4335135 | 5 Amino-3,4,5,6 tetrahydro-1H-[-6-]cyclohept[c,d]indolols and a method for their use as hypotensives | Lucien Nedelec, Daniel Frechet, Claude Dumont, Guy Plassard | 1982-06-15 |
| 4277751 | Low-power magnetometer circuit with constant current drive | Kenneth D. Lawson | 1981-07-07 |
| 4246497 | Phase measuring circuit | Kenneth D. Lawson | 1981-01-20 |
| 4221128 | Acoustic current meter | Kenneth D. Lawson | 1980-09-09 |
| 4189681 | Bandpass filter having low passband phase shift | Kenneth D. Lawson | 1980-02-19 |