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HERRMANN KARL L

Overview
  • Total Patents
    25
About

HERRMANN KARL L has a total of 25 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are SCHMIDT OSWALD, AKTSIONERNOE OBSHCHESTVO ZAVOL and MCE 5 DEV.

Patent filings in countries

World map showing HERRMANN KARL Ls patent filings in countries
# Country Total Patents
#1 United States 23
#2 Canada 2

Patent filings per year

Chart showing HERRMANN KARL Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Herrmann Karl L 25
#2 Harold Frauenthal 1

Latest patents

Publication Filing date Title
US2983264A Cam engine valve means
US3016110A Friction reducing apparatus for cam engines
US2966899A Internal combustion engine
US2284319A Cam forming fixture
US2243821A Internal combustion engine
US2243820A Internal combustion engine
US2243822A Internal combustion engine
US2237989A Internal combustion engine
US2243819A Internal combustion engine
US2243818A Internal combustion engine
US2237621A Internal combustion engine
US2243817A Internal combustion engine
US2014204A Lubricating means for antifriction bearings
US2016924A Antifriction bearing
US2016923A Antifriction bearing and method of making same
US2014203A Machine for forming roller blanks
US2010362A Antifriction bearing
US1976613A Roller bearing
US2007194A Roller bearing
US1971782A Roller bearing