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HANSON DOUGLAS R

Overview
  • Total Patents
    12
About

HANSON DOUGLAS R has a total of 12 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States. Its main competitors in its focus markets foods and drinks, chemical engineering and machines are CEDAR CORP N O, UNGER LICENSING LTD and WAGNER E R MFG CO.

Patent filings in countries

World map showing HANSON DOUGLAS Rs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing HANSON DOUGLAS Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hanson Douglas R 12

Latest patents

Publication Filing date Title
US4670936A Dust inhibiting vacuum hood
US4582472A Machine for forming croissants or other elongated products
US4581970A Machine for prescoring English muffins or the like
US4403365A Brush assembly for cleaning bread pans
US4287801A Device for perforating bakery goods such as English muffins
US4271944A Single revolution torque limiting clutch
US4173830A Dryer for mesh baskets
US4144615A Pan cleaning apparatus
US4111624A Dough piece imprinter and controls therefore
US4019621A Dough placer improvements
US4044420A Pan cleaning apparatus
US3999238A Pan cleaning apparatus