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GRONEMEYER ERICH W

Overview
  • Total Patents
    12
About

GRONEMEYER ERICH W has a total of 12 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Canada and Switzerland. Its main competitors in its focus markets machines, packaging and shipping and consumer goods are KUTIK LOUIS F, CROWN MACHINE & TOOL COMPANY and KIRKHOF MFG CORP.

Patent filings in countries

World map showing GRONEMEYER ERICH Ws patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 2
#3 Switzerland 1

Patent filings per year

Chart showing GRONEMEYER ERICH Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kutik Louis F 9
#2 Gronemeyer Erich W 7
#3 Louis Frank Kutik 1

Latest patents

Publication Filing date Title
US3657407A Method and apparatus for making valve units
US3613964A Valve and mounting
US3596811A Valve for pressurized containers
US3521859A Valve
US3507586A Pump
US3533371A Dosage time indicating dispensing container
US3357058A Apparatus for injection molding a bristled product
US3214777A Plastic bristle brush
US3284854A Progressive plastic injection system
CA811908A Plastic bristle brush
CA911381A Valve