Inventor · Mountain Lakes, NJ, US

David J. DiGiovanni

96Patents
27h-index
102Co-inventors
91Inventor score

Filing activity: Jun 22, 1990 → Sep 29, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5802236A Article comprising a micro-structured optical fiber, and method of making such fiber Electricity 283 Expired
US7760978B2 Optical fiber configuration for dissipating stray light Physics 230 Active
US5864644A Tapered fiber bundles for coupling light into and out of cladding-pumped fiber devices Electricity 159 Expired
US5050949A Multi-stage optical fiber amplifier Electricity 133 Expired
US5949941A Cladding-pumped fiber structures Electricity 107 Expired
US5966491A Cladding-pumped fiber structure Electricity 101 Expired
US5430572A High power, high gain, low noise, two-stage optical amplifier Electricity 100 Expired
US5907652A Article comprising an air-clad optical fiber Emerging Cross-Sectional Technologies 93 Expired
US5237576A Article comprising an optical fiber laser Electricity 92 Expired
US5115338A Multi-stage optical amplifier Electricity 87 Expired
US5659644A Fiber light source with multimode fiber coupler Electricity 69 Expired
US5187759A High gain multi-mode optical amplifier Electricity 57 Expired
US5703978A Temperature insensitive long-period fiber grating devices Electricity 54 Expired
US5406404A Method of mitigating gain peaking using a chain of fiber amplifiers Electricity 50 Expired
US5708669A Article comprising a cladding-pumped optical fiber laser Electricity 47 Expired
US5935288A Method for producing fused fiber bundles Chemistry; Metallurgy 43 Expired
US5058976A System comprising Er-doped optical fiber Electricity 40 Expired
US7043128B2 Multimode optical fibers with increased bandwidth Physics 38 Expired
US7437046B2 Optical fiber configuration for dissipating stray light Physics 36 Active
US5123940A Sol-gel doping of optical fiber preform Emerging Cross-Sectional Technologies 35 Expired
US6397636B1 Method of applying a precursor to an assembled fiber bundle and fusing the bundle together Physics 35 Expired
US5132976A Electrically tunable fiber ring laser Electricity 35 Expired
US5596668A Single mode optical transmission fiber, and method of making the fiber Emerging Cross-Sectional Technologies 35 Expired
US7171074B2 Large mode area fibers using higher order modes Electricity 34 Expired
US6654522B2 Process for fabricating tapered microstructured fiber system and resultant system Physics 32 Expired

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