Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5509292 | Process and apparatus for furnishing gas to a high sensitivity analyzer | Sylvain S. d'Appollonia | 1996-04-23 |
| 5305630 | Process and apparatus for supplying gas to a very highly sensitive analyzer | Gerard Loiseau, Catherine Bonge | 1994-04-26 |
| 4815692 | Tap for a cylinder of gas under pressure | Gerard Loiseau | 1989-03-28 |
| 4781216 | Gas regulating valve | Jean Arnoult, Gerard Loiseau | 1988-11-01 |
| 4597406 | Device for supplying a pipe with a fluid at a particular pressure from alternative sources | Gerard Loiseau, Michel Rigo | 1986-07-01 |