Inventor · Ober-Ramstadt, DE

Hans Kragl

19Patents
8h-index
10Co-inventors
65Inventor score

Filing activity: Dec 3, 1993 → Oct 19, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6504107B1 Electro-optic module and method for the production thereof Physics 33 Expired
US5475775A Method for producing a hybrid integrated optical circuit and device for emitting light waves Electricity 25 Expired
US6813418B1 Optoelectronic assembly, components for same and method for making same Physics 23 Expired
US5454055A Method of making a cover for an integrated optical circuit, cover for an integrated optical circuit, and integrated optical circuit made with this cover Electricity 21 Expired
US6832861B2 Coupling device for optically coupling an optical waveguide to an electro-optical element Electricity 19 Expired
US5867619A Integrated optical waveguide component and method of manufacture Physics 15 Expired
US5574806A Hybrid integrated optical circuit and device for emitting light waves Electricity 14 Expired
US5471551A Component for use in the transmission of optical signals Physics 10 Expired
US5666446A Method for producing a cover for an integrated optical circuit and cover for an integrated optical circuit Physics 8 Expired
US6717060B2 Circuit board consisting of at least two individual circuit board layers made of plastic Electricity 8 Expired
US5434935A Integrated optical circuit having one or more waveguides arranged on a substrate Physics 8 Expired
US6473555B1 Optical Fiber Physics 7 Expired
US5799117A Integrated optical structural element, and method of producing the same Physics 6 Expired
US5475519A Integrated-optical circuit and head station for an integrated-optical circuit Physics 3 Expired
US7206493B2 Method and apparatus for creating circumferential flat surfaces on round cross section polymer optical fiber Physics 2 Expired
US6027671A Method for producing a microstructured body, a casting frame, and an integrated optical component Performing Operations; Transporting 1 Expired
US5926938A Method for working an electroformed magnetic metal sheet Emerging Cross-Sectional Technologies 1 Expired
US5935622A Device for shaping a microstructure substrate Performing Operations; Transporting 1 Expired
US8301030B2 Rotary joint Physics 0 Active

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