Inventor
Philippe Legendre
Inventor
Grans, FR
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B64Cprimary
B64CAeroplanes31%
H01HElectric switches19%
F16FSprings6%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure6%
G01RMeasuring electric variables6%
H01RElectrically-conductive connections6%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines6%
H02HEmergency protective circuit arrangements6%
H03FAmplifiers6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
PatentTitleYear
10,998,710High-voltage DC cut-off device20219,666,383'Electrical contact device and low-voltage single-pole phase unit incorporating such an electrical contact device'20179,508,511'Single-pole switching unit and switching unit comprising one such unit'20167,595,445'Transposition device for a prefabricated electrical canalization'20096,676,074'Dual piston drag damper for rotary-wing aircraft rotor'20046,203,277'Gyroplane rotor with double-plate hub and external pitch control'20015,788,462'Hingeless rotor with intermediate pitch-control rings'19985,562,415'Pitch-control devices for hingeless rotors'19965,388,961'Mechanical assembly for detecting the passing of a force threshold in translation'19954,262,250'Microwave measuring device'19814,119,923'Distortion corrector for wide-band transistorized amplification stages'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1981Patents assigned to THOMSON CSF (2)· patent assignee history
1978–1981Based in Paris, FR· patent location history
1995–2004Patents assigned to EUROCOPTER FRANCE (5)· patent assignee history
1995–2004Based in Grans, FR· patent location history
2009–2017Patents assigned to SCHNEIDER ELECTRIC IND SAS (3)· patent assignee history
2009–2017Based in Grenoble, FR· patent location history
2021Patents assigned to INST SUPERGRID (1)· patent assignee history
2021Based in Villeurbanne, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EUROCOPTER FRANCE | 5 | 1995–2004 |
| SCHNEIDER ELECTRIC IND SAS | 3 | 2009–2017 |
| THOMSON CSF | 2 | 1978–1981 |
| INST SUPERGRID | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Grans, FR | 5 | 1995–2004 |
| Grenoble, FR | 3 | 2009–2017 |
| Paris, FR | 2 | 1978–1981 |
| Villeurbanne, FR | 1 | 2021 |