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GEORGE H FROTHINGHAM CO

Overview
  • Total Patents
    11
About

GEORGE H FROTHINGHAM CO has a total of 11 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, packaging and shipping and machines are HESPE & WOELM, NIEDERBERGER KG HEINRICH and LINDVALL STURE.

Patent filings in countries

World map showing GEORGE H FROTHINGHAM COs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing GEORGE H FROTHINGHAM COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Prescott Arthur T 7
#2 Goss Harry T 4
#3 Ogden John Edward 1

Latest patents

Publication Filing date Title
US1260371A Two-section door.
US1282113A Door.
US1163907A Pier-door.
US1080524A Pier-shed doors.
US1160506A Ferry-landing mechanism.
US1171540A Mooring-winch.
US978202A Bearing.
US1012153A Bearing.
US980126A Counterbalancing mechanism.
US986312A Ferry-landing machinery.
US960701A Elevating machinery.