Inventor · Pine City, NY, US

George E. Berkey

96Patents
22h-index
69Co-inventors
91Inventor score

Filing activity: Jul 26, 1982 → Aug 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5999679A Dispersion compensating single mode waveguide Emerging Cross-Sectional Technologies 73 Expired
US5131735A Fiber optic coupler Chemistry; Metallurgy 65 Expired
US4915467A Method of making fiber coupler having integral precision connection wells Chemistry; Metallurgy 59 Expired
US4629485A Method of making fluorine doped optical preform and fiber and resultant articles Emerging Cross-Sectional Technologies 57 Expired
US4773924A Fiber optic coupler and method Chemistry; Metallurgy 57 Expired
US5152816A Method of enlarging end of capillary tube bore Emerging Cross-Sectional Technologies 52 Expired
US5894537A Dispersion managed optical waveguide Chemistry; Metallurgy 48 Expired
US4486212A Devitrification resistant flame hydrolysis process Emerging Cross-Sectional Technologies 45 Expired
US4931076A Method of making fiber optic coupler Physics 42 Expired
US5917109A Method of making optical fiber having depressed index core region Physics 37 Expired
US4453961A Method of making glass optical fiber Chemistry; Metallurgy 34 Expired
US6477305B1 Low water peak optical waveguide and method of manufacturing same Chemistry; Metallurgy 33 Expired
US4561871A Method of making polarization preserving optical fiber Chemistry; Metallurgy 29 Expired
US6044191A Dispersion managed optical waveguide Chemistry; Metallurgy 28 Expired
US4620861A Method for making index-profiled optical device Emerging Cross-Sectional Technologies 28 Expired
US6904772B2 Method of making a glass preform for low water peak optical fiber Chemistry; Metallurgy 27 Expired
US5059229A Method for producing optical fiber in a hydrogen atmosphere to prevent attenuation Emerging Cross-Sectional Technologies 27 Expired
US4578097A Method of forming a polarization preserving optical waveguide Chemistry; Metallurgy 26 Expired
US5236481A Method of doping porous glass preforms Chemistry; Metallurgy 24 Expired
US4932740A Method of making polarization retaining optical fiber coupler Chemistry; Metallurgy 23 Expired
US9618692B2 High chlorine content low attenuation optical fiber Physics 22 Active
US6201918A Athermalized codoped optical waveguide device Physics 22 Expired
US5152818A Method of making polarization retaining fiber Chemistry; Metallurgy 22 Expired
US5149349A Method of making polarization retaining fiber with an elliptical core, with collapsed apertures Chemistry; Metallurgy 21 Expired
US8953917B2 Low bend loss optical fiber Physics 20 Active

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