Learn more

ROTOR TOOL COMPANY

Overview
  • Total Patents
    38
About

ROTOR TOOL COMPANY has a total of 38 patent applications. Its first patent ever was published in 1941. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, mechanical elements and machines are ATLAS COPCO TOOLS AB, TOKUDEN KOSUMO KABUSHIKI KAISH and LOWELL CORP.

Patent filings in countries

World map showing ROTOR TOOL COMPANYs patent filings in countries
# Country Total Patents
#1 United States 28
#2 Canada 7
#3 United Kingdom 2
#4 Sweden 1

Patent filings per year

Chart showing ROTOR TOOL COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sittert Paul R Van 12
#2 Emery William M 9
#3 Borries John A 3
#4 James Sturrock 3
#5 Curtiss George R 2
#6 Ciolli Donald A 2
#7 Ciolli D A 1
#8 Jarc Dennis A 1
#9 Rush Earl E 1
#10 Washeim William S 1

Latest patents

Publication Filing date Title
US5530203A Composite electrical conductor cable having internal magnetic flux shield
US5117919A Torque control system and method
US4844176A Air tool with torque shut-off valve
US4620449A Portable air tool having built in transducer and calibration assembly
US4573370A Gear reversing mechanism for power tools
US4483236A Pneumatic throttle control
US4364286A Bi-directional speed reducing mechanism
US4287795A Adjustable blade wrench
US4255987A Reversible speed reduction mechanism
GB999907A Controlled torque tool
US2815613A Sanding machine
US2867808A Tool for clinching hog rings
US2850128A Rotary impact clutch
US2766631A Power multiplying mechanism for portable hand tools
US2637300A Air hammer construction
US2637426A Impact type clutch
US2586314A Roller device impact clutch
US2428726A Fluid reversing valve arrangement for rotary tool motors of the vane type
US2485514A Speed responsive valve
US2373668A Motor