QUANTEL SA has a total of 48 patent applications. Its first patent ever was published in 1972. It filed its patents most often in France, United States and Germany. Its main competitors in its focus markets optics, electrical machinery and energy and measurement are OCLARO PHOTONICS INC, GONTHIER FRANCOIS and SANTUR CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | France | 17 | |
#2 | United States | 9 | |
#3 | Germany | 7 | |
#4 | United Kingdom | 7 | |
#5 | Japan | 5 | |
#6 | EPO (European Patent Office) | 2 | |
#7 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Electrical machinery and energy | |
#3 | Measurement | |
#4 | Materials and metallurgy | |
#5 | Audio-visual technology | |
#6 | Machine tools | |
#7 | Mechanical elements |
# | Name | Total Patents |
---|---|---|
#1 | Michelet Guy | 7 |
#2 | Bret Georges | 5 |
#3 | Giyui Mishiyure | 4 |
#4 | Lascar Guy | 3 |
#5 | Roland Jean-Jacques | 3 |
#6 | Guivy Patrick | 2 |
#7 | Cottin Patrice | 2 |
#8 | Grynberg Gilbert | 2 |
#9 | Grynberg Gilbert Lab Spectrosc | 1 |
#10 | Bret Georges G | 1 |
Publication | Filing date | Title |
---|---|---|
FR2679386A1 | Device for compensating birefringence in laser oscillators and amplifiers | |
WO9106389A1 | Method and device for laser brazing | |
FR2621116A1 | Active optical gyrometer with phase conjugation | |
FR2559474A1 | Method for sealing and waterproofing metal objects on a body of vitroceramic material | |
US4420222A | Mirror having a variable focal length | |
US4298247A | Thick optical element having a variable curvature | |
JPS54146648A | Variable focal length lens | |
GB2007013A | High yield difraction limited laser oscillator | |
US4490021A | Optical filtering element and a spectral refining device including the same | |
GB1603704A | Mirror having a variable focal length | |
US4289379A | Optical system having a variable focal length | |
GB1465526A | Process for filtering and amplifying laser beams |