Inventor · Dresden, DE

Wolfgang Hummel

31Patents
9h-index
54Co-inventors
78Inventor score

Filing activity: Feb 27, 1976 → Jun 14, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6504597B2 Optical arrangement Physics 29 Expired
US6521877B1 Optical arrangement having improved temperature distribution within an optical element Physics 18 Expired
US7830611B2 Projection objective of a microlithographic projection exposure apparatus Physics 17 Active
US6781668B2 Optical arrangement Physics 17 Expired
US6522392B1 Optical systems and methods of compensating rotationally non-symmetrical image defects in an optical system Physics 16 Expired
US6466382B2 Optical arrangement Physics 14 Expired
US6538829B2 Optical element mount comprising an optical element holding frame Physics 13 Expired
US6583850B2 Optical system Physics 10 Expired
US6549600B1 Method and device for inspecting a fuel element in a nuclear reactor Emerging Cross-Sectional Technologies 9 Expired
US7304717B2 Imaging device in a projection exposure facility Physics 8 Expired
US7710542B2 Imaging device in a projection exposure machine Physics 6 Active
US7486382B2 Imaging device in a projection exposure machine Physics 5 Active
US4175448A Electromechanical switching system Emerging Cross-Sectional Technologies 5 Expired
US7961294B2 Imaging device in a projection exposure facility Physics 5 Active
US4338771A Clamping system for a knife having an angular cross-section Human Necessities 4 Expired
US4040732A Photoconductor belt and drum arrangement for photocopying apparatus Physics 4 Expired
US4961900A Can for receiving a cluster of fuel rods containing nuclear fuel Physics 4 Expired
US7990622B2 Projection objective of a microlithographic projection exposure apparatus Physics 3 Active
US7777963B2 Method for improving the imaging properties of a projection objective, and such a projection objective Emerging Cross-Sectional Technologies 2 Expired
US5013520A Apparatus for inserting fuel rods into a can Emerging Cross-Sectional Technologies 1 Expired
US9069263B2 Method for improving the imaging properties of a projection objective, and such a projection objective Emerging Cross-Sectional Technologies 1 Active
US8514371B2 Imaging device in a projection exposure facility Physics 0 Active
US10332645B2 Method and device for storing containers having an encapsulated fuel rod or a fuel rod section Emerging Cross-Sectional Technologies 0 Active
US9747679B2 Method for measuring the deflection of a fuel element can for a fuel element of a boiling water reactor Emerging Cross-Sectional Technologies 0 Active
US10566099B2 Device and method for checking a fuel rod of a fuel element Emerging Cross-Sectional Technologies 0 Active

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