Learn more

MARCELLUS S MERRILL

Overview
  • Total Patents
    14
About

MARCELLUS S MERRILL has a total of 14 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United States and Canada. Its main competitors in its focus markets measurement, machines and mechanical elements are FEMAS SRL, SCREENING SYSTEMS INC and INSITUFORM NORTH AMERICA.

Patent filings in countries

World map showing MARCELLUS S MERRILLs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 3

Patent filings per year

Chart showing MARCELLUS S MERRILLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Erickson Lowell H 8
#2 Merrill Marcellus S 4
#3 Becker Ralph W 1
#4 Hathaway Claude M 1

Latest patents

Publication Filing date Title
US3618367A Vibration pick-up device
US3680369A Method and apparatus for determining caster trail
US3625081A Apparatus for detecting unbalance of vehicle wheels
US3494045A Method and apparatus for determining caster trail
US3202847A Tunable vibration pick-up device
US2758487A Driving and braking mechanism for rotatable members
US2761323A Control mechanism for a movable member
US2533567A Electronic control circuits
US2449651A Electronic circuit for triggering stroboscopic devices
US2578525A Electronic control
US2421981A Anchorage for frame straightening apparatus
CA616688A Control mechanism for a movable member
CA509144A Method of and apparatus for balancing rotating bodies
CA555808A Apparatus for determining the unbalance of a rotating body in situ