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FRITZ KREIS

Overview
  • Total Patents
    36
About

FRITZ KREIS has a total of 36 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets mechanical elements, transport and machines are KONSTRUKTION UND VERWERTUNG AU, ZERO MAX INC and STOECKICHT ALEXANDER W.

Patent filings in countries

World map showing FRITZ KREISs patent filings in countries
# Country Total Patents
#1 United Kingdom 17
#2 Germany 12
#3 United States 7

Patent filings per year

Chart showing FRITZ KREISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kreis Fritz 7
#2 Fritz Kreis 7

Latest patents

Publication Filing date Title
US3130606A Infinitely variable speed gear type torque converter
GB707259A Variable speed transmission device, particularly intended for motor vehicles
GB703512A Improvements in centrifugal clutches
US2697501A Influenceable centrifugal clutch
GB704812A Improvements in centrifugal clutches
GB702796A Centrifugal clutch
GB702092A Improvements in lubricating devices for friction disc clutches
GB689543A Improvements in and relating to centrifugal clutches
US2755902A Centrifugal clutch
US2679166A Automatically operating change speed gear, particularly for motorcycles
US2671349A Automatically operating change-speed gear
GB688351A Centrifugal clutch, particularly intended for change speed gears of motor vehicles
GB711212A Automatically operating change speed gear
GB711213A Improved change speed gear for motor vehicles
GB676274A An automatically operating change speed gear, particularly for motor-cycles
GB697297A Improvements in centrifugal clutches
GB676275A Improved wet running centrifugal clutch
GB680066A Improvements relating to automatically operating change-speed gears
GB681328A Centrifugal starting clutch for motor vehicles
GB674600A Improvements in centrifugal clutches