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WILLIAMS JR EDWARD B

Overview
  • Total Patents
    17
About

WILLIAMS JR EDWARD B has a total of 17 patent applications. Its first patent ever was published in 1942. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, machines and mechanical elements are RASMUSSEN CHESTER A, ACCESS OIL TOOLS INC and DOWNHOLE PRODUCTS PLC.

Patent filings in countries

World map showing WILLIAMS JR EDWARD Bs patent filings in countries
# Country Total Patents
#1 United States 17

Patent filings per year

Chart showing WILLIAMS JR EDWARD Bs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machines
#3 Mechanical elements

Top inventors

# Name Total Patents
#1 Williams Jr Edward B 17

Latest patents

Publication Filing date Title
US3923109A Drill tool
US3923108A Drill tool
US3881560A Drill tool
US2805043A Jetting device for rotary drilling apparatus
US2818233A Drill bit
US2776115A Drill bit
US2708105A Combination core and plug bit
US2738167A Combined reamer and core bit
US2765146A Jetting device for rotary drilling apparatus
US2708103A Combination drill and core bit
US2596832A Core barrel
US2493178A Drill bit
US2495400A Core bit
US2371490A Step-cut drill bit
US2381415A Drill bit
US2401893A Side wall core barrel
US2326908A Drill bit