Inventor
Gaétan Duplain
Inventor
Beauport, CA
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Bprimary
G01BMeasuring length, thickness or similar linear dimensions17%
G01DMeasuring not specially adapted for a specific variable17%
G01KMeasuring temperature17%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light11%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure11%
G02BOptical elements, systems or apparatus11%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
G01RMeasuring electric variables6%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
PatentTitleYear
10,082,437Optical pressure sensor with reduced mechanical stresses20187,897,406'Method and sensor for detecting a chemical substance using an optically anisotropic material'20117,759,633'Optical sensor for monitoring electrical current or power'20107,614,308'Diaphragm pressure measuring cell arrangement'20097,265,847'Birefringent optical temperature sensor and method'20077,259,862'Low-coherence interferometry optical sensor using a single wedge polarization readout interferometer'20075,392,117'Fabry-Perot optical sensing device for measuring a physical parameter'19955,260,964'Graded reflectivity mirror resonators for lasers with a gain medium having a non-circular cross-section'19935,202,939'Fabry-perot optical sensing device for measuring a physical parameter'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1995Patents assigned to INST NAT OPTIQUE (3)· patent assignee history
1993–1995Based in Quebec, CA· patent location history
1995Patents assigned to MINISTERE DES TRANSPORTS (1)· patent assignee history
2007–2010Patents assigned to OPSENS INC (3)· patent assignee history
2007–2011Based in Beauport, CA· patent location history
2009Patents assigned to INFICON GMBH (1)· patent assignee history
2009Based in Québec, CA· patent location history
2011Patents assigned to FISO TECHNOLOGIES INC (1)· patent assignee history
2018Based in Quebec City, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INST NAT OPTIQUE | 3 | 1993–1995 |
| OPSENS INC | 3 | 2007–2010 |
| FISO TECHNOLOGIES INC | 1 | 2011 |
| INFICON GMBH | 1 | 2009 |
| MINISTERE DES TRANSPORTS | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beauport, CA | 4 | 2007–2011 |
| Quebec, CA | 3 | 1993–1995 |
| Quebec City, CA | 1 | 2018 |
| Québec, CA | 1 | 2009 |