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JOHANSON J R INC

Overview
  • Total Patents
    28
About

JOHANSON J R INC has a total of 28 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets packaging and shipping, measurement and machines are HEBEI HUAHOU TIANCHENG ENVIRONMENTAL PROTECTION TECH CO LTD, REUNANEN MATTI and FJERDINGSTAD SOELVE.

Patent filings per year

Chart showing JOHANSON J R INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johanson Jerry R 22
#2 Johanson Jerry Ray 6
#3 Johanson Kerry Dee 5
#4 Cox Brian David 4
#5 Johanson Kerry D 3
#6 Cox Brian D 2

Latest patents

Publication Filing date Title
US2007163328A1 Apparatus and test procedure for measuring the cohesive, adhesive, and frictional properties of bulk granular solids
US6494612B2 Racetrack-shaped dynamic gravity flow blender
US6055781A Archbreaking hopper for bulk solids
US5992689A Variable flow rate hopper to reduce feed pulsation to a downstream process
EP0695273A1 Combination hopper
US5289728A Flow-no-flow tester
US5117699A Flow-no-flow tester
US5052874A Compacting screw feeder
US4986456A Flow rate controller and feeder
US4958741A Modular mass-flow bin
WO8704245A1 Determining flow properties of particulate materials
US4757757A Compaction of granular solids with a combination of shear and direct compression
US4719809A Apparatus and test method for determining flow or no flow conditions of bulk solids