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PULVIS AG

Overview
  • Total Patents
    65
About

PULVIS AG has a total of 65 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets mechanical elements, machines and engines, pumps and turbines are CWD LLC, PULVIS AKT GES and ALCON COMPONENTS LTD.

Patent filings in countries

World map showing PULVIS AGs patent filings in countries
# Country Total Patents
#1 United States 15
#2 France 14
#3 United Kingdom 11
#4 Switzerland 9
#5 Finland 5
#6 Canada 4
#7 Austria 3
#8 Denmark 3
#9 Germany 1

Patent filings per year

Chart showing PULVIS AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 August Rudqvist Carl 9
#2 Roger Schweich 3
#3 Whiteside Arthur L 2
#4 Oscar Lifflander Johan 2
#5 Aktiengesellschaft Pulvis 2
#6 Rudqvist Carl August 2
#7 Malcus Agren Ernst 1
#8 August Rudquist Carl 1
#9 Berggren Karl August 1
#10 Lifflander Johan Oscar 1

Latest patents

Publication Filing date Title
GB458661A Improved packing device for rotary elements
US2135654A Packing device for rotary elements
US2081561A Clutch
GB416908A Improvements in couplings containing a finely divided power transmission medium
GB420792A Improvements in packing device for rotary elements
GB419039A Improvements in couplings containing a finely divided power transmission medium
US1975733A Power transmission device
US2020002A Packing
GB400882A Improved blade for clutches containing a finely divided power transmitting material
GB402001A Improvements in packings for rotary shafts and the like
GB402281A Improved starting mechanism for mobile and stationary power engines
US1986459A Starting mechanism for internal combustion engines
US1972685A Clutch control device
GB369794A Improvements in clutching devices
US1976974A Apparatus for and method of refining finely divided material
US1910270A Power transmitting device
GB358374A Improvements in power transmission mechanism
US1866166A Signaling device for clutching or the like
GB370465A Improvements in power transmission
US1901988A Power transmission