Inventor

Franz Herrmann

15Patents
8h-index
12Co-inventors
69Inventor score

Filing activity: Sep 18, 1973 → Jan 14, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5686054A Process for the silylation of inorganic oxides Chemistry; Metallurgy 92 Expired
US5851715A Process for the silylation of inorganic oxides Chemistry; Metallurgy 76 Expired
US7116267B2 Method for generating calibration signals for calibrating spatially remote signal branches of antenna systems Electricity 34 Expired
US5046332A Refrigeration unit, in particular a refrigerator or the like Mechanical Engineering; Lighting; Heating 30 Expired
US4013760A Process for the production of isotropic pyrolytic carbon particles Emerging Cross-Sectional Technologies 16 Expired
US6313795A Direction-finding method for determining the incident direction of a high-frequency electromagnetic signal Physics 16 Expired
US6229471A Method for detecting a pulse-usable system Electricity 14 Expired
US4692920A Apparatus for generating patterns of test signals Physics 8 Expired
US3978177A Process for the production of graphite molding powder Emerging Cross-Sectional Technologies 6 Expired
US4057514A Process for the production of graphite molded articles of high isotropy and high heat conductivity Emerging Cross-Sectional Technologies 3 Expired
US4000039A Fuel elements for high temperature reactors having special suitability for reuse of the structural graphite Emerging Cross-Sectional Technologies 1 Expired
US4092218A Fuel element for high temperature reactors Emerging Cross-Sectional Technologies 1 Expired
US4580264A Arrangement for transmitting check characters to connector elements of a tester Physics 1 Expired
US5969677A Direction-finding method for determining the incident direction of a high-frequency electromagnetic signal General 0 Revoked
US6351505B1 Method for determining the frequency of a signal Physics 0 Expired

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