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ANNA M C WECHSBERG

Overview
  • Total Patents
    12
About

ANNA M C WECHSBERG has a total of 12 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States. Its main competitors in its focus markets environmental technology, thermal processes and engines, pumps and turbines are ALLEN SHERMAN HOFF CO, SKOBERNE WILLI and ALBERT PARKER.

Patent filings in countries

World map showing ANNA M C WECHSBERGs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing ANNA M C WECHSBERGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Coppus Frans H C 12

Latest patents

Publication Filing date Title
US2037501A Roundhouse equipment
US1917202A Roundhouse equipment
US2009577A Feed water heating system
US1853336A Smoke diluting and draft inducing apparatus
US1822081A Air turbine exhauster for locomotives
US1904357A Smoke disposal and draft inducing apparatus
US1734078A Locomotive drafting plant
US1858581A Blower
US1842962A Locomotive feed water heater
US1842961A Locomotive feed water heater
US1669455A System of drafting locomotives in roundhouses
US1842960A Pumping device