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ZIMMERMAN HAROLD M

Overview
  • Total Patents
    24
About

ZIMMERMAN HAROLD M has a total of 24 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets machines, civil engineering and chemical engineering are COSTANTE DOMENIGHETTI, CARR EDWARD G and XUZHOU XUGONG ROAD CONSTR MACH.

Patent filings in countries

World map showing ZIMMERMAN HAROLD Ms patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 4
#3 Germany 2

Patent filings per year

Chart showing ZIMMERMAN HAROLD Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zimmerman Harold M 21
#2 M Zimmerman Harold 2
#3 Zimmermann Harold M 1
#4 Reuther Gary 1
#5 Waters Michael 1

Latest patents

Publication Filing date Title
US7458746B1 Mobile asphalt production machine
US6988849B1 Pothole repair machine
US6595387B1 Dispenser for sheets such as note pad paper
US5286158A Material distributing apparatus
US5005980A Sludge/soil mixing machine
US4848012A Multi-purpose earthworking machine
US4848010A Backhoe machine
US4848011A Loader bucket
US4781466A Method and apparatus for producing concrete
US4783171A Loading conveyor for concrete mixer
US4575010A Method and apparatus for spreading heated sand
US4601629A Fine and coarse aggregates conveying apparatus
US4579459A Mixing auger mounting and storage arrangement
US4538916A Motor mounting arrangement on a mixing auger
CA987665A Self-contained mobile bituminous concrete mixing and applying apparatus
US3310293A Concrete mixing and delivery system
US3257102A Concrete mixing equipment and dispensing attachment therefor
US3107901A Pre-mixed concrete system
CA905389A Concrete displacement apparatus
CA791561A Concrete mixing and delivery system