Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968901 | Hydraulic machine and reversible metering pump equipped with such a machine | Sandrine Lambinet, David Vacher, Najib Laatiaoui | 2021-04-06 |
| 10247180 | Pump having a cap retaining a diaphragm in a receptacle | Christophe Charriere, Philippe Duquennoy | 2019-04-02 |
| 10197071 | Controllable constriction device for the throat of a venturi channel for introducing a liquid additive into a stream of main liquid | Sandrine Lambinet, Philippe Duquennoy, Manal Badii | 2019-02-05 |
| 9303634 | Proportional dosimeter for metering an auxiliary liquid into a main liquid | Philippe Duquennoy, Christophe Charriere | 2016-04-05 |
| 8136441 | Hydraulic machine, in particular hydraulic motor, with a reciprocating movement, and differential piston for such a machine | Matthieu Darbois, Philippe Duquennoy, Dominique Berton | 2012-03-20 |
| 7975597 | Hydraulic machine, in particular hydraulic motor, with a reciprocating movement | Matthieu Darbois, Philippe Duquennoy, Dominique Berton | 2011-07-12 |