Inventor · Abensberg, DE

Herbert E. Mayer

20Patents
10h-index
13Co-inventors
72Inventor score

Filing activity: Aug 31, 1978 → Sep 18, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4540277A Device for the projection printing of masks into a workpiece Physics 85 Expired
US4355892A Method for the projection printing Physics 36 Expired
US4432635A Temperature-controlled support for semiconductor wafer Electricity 31 Expired
US4269505A Device for the projection printing of the masks of a mask set onto a semiconductor substrate Physics 21 Expired
US4357100A Arrangement for projection copying masks on to a work piece Physics 12 Expired
US4270649A Method for controlling operating processes Emerging Cross-Sectional Technologies 12 Expired
US4431304A Apparatus for the projection copying of mask patterns on a workpiece Electricity 11 Expired
US4662754A Method for facilitating the alignment of a photomask with individual fields on the surfaces of a number of wafers Physics 10 Expired
US4376581A Method of positioning disk-shaped workpieces, preferably semiconductor wafers Electricity 10 Expired
US4461567A Method of and apparatus for the positioning of disk-shaped workpieces, particularly semiconductor wafers Electricity 10 Expired
US5039377A Bleaching paper pulp with modified silicate ion exchanger and hydrogen peroxide Textiles; Paper 9 Expired
US4405229A Method of projecting printing on semiconductor substrate and workpiece including such substrate Physics 9 Expired
US4592648A Device for projection copying of masks onto a workpiece Physics 9 Expired
US4473292A Dampening system Physics 8 Expired
US4496241A Process and device for relatively aligning the image and object surfaces in optical copying systems Physics 8 Expired
US4204276A Write-read drive arrangement for a bipolar semiconductor memory Physics 4 Expired
US4592650A Apparatus for projecting a pattern on a semiconductor substrate Physics 4 Expired
US4236701A Device for fixing a planar work piece Performing Operations; Transporting 2 Expired
US9557194B2 Input device for an electrical device Electricity 1 Active
US7806582B2 Illuminating module for mounting in a domestic appliance and domestic appliance with such a module Physics 0 Expired

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