DUDRAGNE RAYMOND has a total of 11 patent applications. Its first patent ever was published in 1968. It filed its patents most often in France and Belgium. Its main competitors in its focus markets medical technology, optics and measurement are STEINHUBER WOLFDIETRICH, ENDOVISION MEDICAL TECH WUHAN CO LTD and CALIBER IMAGING & DIAGNOSTICS INC.
# | Industry | |
---|---|---|
#1 | Medical technology | |
#2 | Optics | |
#3 | Measurement |
# | Technology | |
---|---|---|
#1 | Diagnosis and surgery | |
#2 | Optical systems | |
#3 | Spectacles | |
#4 | Measuring length, angles and areas | |
#5 | Implantable devices | |
#6 | Measuring distances | |
#7 | Devices using light amplification |
Publication | Filing date | Title |
---|---|---|
FR2388294A1 | Corneal contact lenses fabrication procedure - involves calculation of cornea curvature and radius to establish lens profile with allowance for tear film thickness | |
FR2248815A1 | Ophthalmoscopic eye examination instrument - has illuminating optical fibres ending in eyeball contact zone | |
FR2248814A1 | Internal eye examination instrument - has illuminating optical fibres bearing against annular surface of cornea |