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WEAVER RICHARD L

Overview
  • Total Patents
    35
About

WEAVER RICHARD L has a total of 35 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States and Canada. Its main competitors in its focus markets packaging and shipping, agriculture and machines are LAIDIG SILO UNLOADERS INC, HANSON SILO COMPANY and KING & HAMILTON COMPANY.

Patent filings in countries

World map showing WEAVER RICHARD Ls patent filings in countries
# Country Total Patents
#1 United States 22
#2 Canada 13

Patent filings per year

Chart showing WEAVER RICHARD Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weaver Richard L 35
#2 Smoker Benjamin K 9
#3 Stoltzfus John 2
#4 Stoltzfus Henry 2

Latest patents

Publication Filing date Title
US2006005644A1 Multidirectional Linear Force Converter
US4534693A Silo unloading apparatus
US4401404A Silo structure
US4432687A Silo unloading apparatus
US4377364A Silo unloading apparatus
US4325502A Discharge closure for silo unloader
US4330233A Flow control apparatus for silage unloader
CA1069077A Silo unloader system
CA1045572A Silo unloader and apparatus therefor
CA1057689A Drive system for silo unloader
CA1023682A Silo unloader and apparatus therefor
CA1027508A Apparatus for discharging silage from a silo
US4057152A Silo center discharge apparatus
US4076133A Silo unloader blades
US4057153A Silo center discharge mechanism
US4052108A Filling system for a silo
CA1000640A Apparatus for discharging silage from a silo
US3977543A Apparatus for discharging silage from a silo
US3871612A Cylindrical core assembly for silo construction
CA1003780A Silo unloader and apparatus therefor