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RYMAN ENGINEERING COMPANY

Overview
  • Total Patents
    11
About

RYMAN ENGINEERING COMPANY has a total of 11 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, packaging and shipping and measurement are THIELENHAUS ERNST GMBH & CO KG, FRASER WARREN F and CINCINNATI GRINDERS INC.

Patent filings in countries

World map showing RYMAN ENGINEERING COMPANYs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 3

Patent filings per year

Chart showing RYMAN ENGINEERING COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roberts William D 5
#2 Fatula James J 2
#3 Elmes John A 2
#4 Fatula Sr James J 2
#5 Carroll Martin J 1

Latest patents

Publication Filing date Title
US4499693A Method of grinding non-uniform workpieces
US4428158A Method and apparatus for grinding irregular surfaces
US4292767A Belt grinder for grinding non-circular workpiece
CA1007257A Self-centering rolls
US2798340A Apparatus for grinding internal surfaces
US2712204A Grinding apparatus of the traveling belt type
US2692460A Grinding apparatus for the traveling belt type
US2609610A Gauge for roll crowns
US2479536A Grinding apparatus of the abrasive belt type
CA517417A Grinding apparatus of the traveling belt type
CA518310A Grinding apparatus of the traveling belt type