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THEW AUTOMATIC SHOVEL COMPANY

Overview
  • Total Patents
    11
About

THEW AUTOMATIC SHOVEL COMPANY has a total of 11 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, packaging and shipping and machines are THEW SHOVEL CO, PRIESTMAN BROTHERS and POCLAIN ATEL.

Patent filings in countries

World map showing THEW AUTOMATIC SHOVEL COMPANYs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing THEW AUTOMATIC SHOVEL COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harris Hollis H 8
#2 Thew Richard 2
#3 Harris Rollis H 1

Latest patents

Publication Filing date Title
US1289166A Excavating mechanism.
US1276527A Steam-shovel mechanism.
US1083681A Truck-steering mechanism.
US1081041A Truck.
US1126203A Excavating mechanism.
US1049229A Excavating apparatus.
US1002685A Excavating mechanism.
US1069417A Truck-steering mechanism.
US1043826A Roller-bearing for turn-tables.
US710223A Power-shovel.
US677610A Unloading apparatus.