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JOHANN JACOB KEYSER

Overview
  • Total Patents
    87
About

JOHANN JACOB KEYSER has a total of 87 patent applications. Its first patent ever was published in 1921. It filed its patents most often in Germany, United Kingdom and Belgium. Its main competitors in its focus markets textiles and paper, mechanical elements and packaging and shipping are KEYSER JOHANN JACOB, SAMPRE SPA and MAGRATH GEORGE H.

Patent filings in countries

World map showing JOHANN JACOB KEYSERs patent filings in countries
# Country Total Patents
#1 Germany 45
#2 United Kingdom 41
#3 Belgium 1

Patent filings per year

Chart showing JOHANN JACOB KEYSERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keyser Johann Jacob 3
#2 Wiemuth Dipl-Ing H 1
#3 Johann Jacob Keyser 1

Latest patents

Publication Filing date Title
GB1119592A Spinning or twisting machine
GB1033585A Spinning or twisting spindle with a dead spindle shank
GB1066097A Drive for spindles of spinning and twisting machines
GB1036495A Spinning or twisting spindles
GB985258A Installation for the treatment of single or double yarns or the like with liquid or gaseous media during spinning or doubling
GB940805A Spinning or twisting machine
GB931686A Yarn winding device
GB909294A Spinning or twisting spindle with a dead spindle shank
GB925845A Drive for spinning and twisting spindles
GB914384A Spinning, twisting and like textile machines
GB909155A Hollow supporting bar for elements to be supported on spinning machines
GB894171A Holder for spinning and twisting rings
GB906630A Bobbin holder for spinning machines and the like
GB861011A Spinning or twisting spindle
GB863918A Spinning or twisting spindle
GB877498A Detachable mounting for spindles in spinning machines
GB874370A Mounting for spindle bases in spinning machines
GB445819A Driving mechanism for ring or flyer spinning and doubling machines with spindles driven by gear wheels
GB344195A Device for lifting and lowering the spindle and ring rails of spinning, twisting and the like machines
GB331165A Improvements in or relating to spinning and twisting machines