Inventor · Palo Alto, CA, US

Michel J. F. Digonnet

143Patents
26h-index
56Co-inventors
93Inventor score

Filing activity: Sep 10, 1981 → Nov 29, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4553238A Fiber optic amplifier Electricity 74 Expired
US4556279A Passive fiber optic multiplexer Physics 74 Expired
US4938556A Superfluorescent broadband fiber laser source Electricity 63 Expired
US4515431A Fiber optic amplifier Electricity 61 Expired
US5255274A Broadband laser source Electricity 46 Expired
US5048026A Fiber optic amplifier Electricity 45 Expired
US4674830A Fiber optic amplifier Electricity 44 Expired
US7881565B2 Device and method using asymmetric optical resonances Performing Operations; Transporting 42 Active
US5189676A Broadband laser source Electricity 38 Expired
US6469825B1 Method of amplifying optical signals using erbium-doped materials with extremely broad bandwidths Electricity 37 Expired
US7630589B2 Photonic crystal structure sensor Emerging Cross-Sectional Technologies 37 Active
US4964131A Broadband optical fiber laser Electricity 37 Expired
US4723824A Fiber optic amplifier Electricity 36 Expired
US4859016A Fiber optic amplifier Electricity 35 Expired
US6490081B1 Method of amplifying optical signals using doped materials with extremely broad bandwidths Electricity 35 Expired
US6393167B1 Fast, environmentally-stable fiber switches using a Sagnac interferometer Physics 33 Expired
US6097486A Fiber optic acoustic sensor array based on Sagnac interferometer Physics 32 Expired
US5546484A Fiber optic switch using polished-type directional coupler Physics 31 Expired
US4815804A In-line fiber optic memory and method of using same Emerging Cross-Sectional Technologies 30 Expired
US4560234A Fiber optic switchable coupler Physics 30 Expired
US5177562A Stability compensated broadband source and fiber interferometer Physics 29 Expired
US5866898A Time domain multiplexed amplified sensor array with improved signal to noise ratios Physics 29 Expired
US6084233A Optical sensor array having multiple rungs between distribution and return buses and having amplifiers in the buses to equalize return signals Physics 28 Expired
US4554510A Switching fiber optic amplifier Electricity 27 Expired
US4462699A Fiber coupler temperature transducer Physics 27 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.