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STONE & WEBSTER ENG LTD

Overview
  • Total Patents
    17
About

STONE & WEBSTER ENG LTD has a total of 17 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United Kingdom, United States and Australia. Its main competitors in its focus markets civil engineering, environmental technology and basic materials chemistry are SHAANXI AEROSPACE DELIN SCIENCE AND TECH GROUP CO LTD, LIAONING PETROLEUM EQUIPMENT INST CO LTD and PERTOLEUM MACHINERY RES INST SINOPEC OILFIELD EQUIPMENT CORP.

Patent filings per year

Chart showing STONE & WEBSTER ENG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huntley Allan Robert 10
#2 Huntley Allan R 3
#3 Deroeck Robert L 2
#4 Robert Huntley Allan 1

Latest patents

Publication Filing date Title
GB9609146D0 Spent caustic treatment
GB9102403D0 Spent caustic treatment
US4661127A Submersible liquid/gas separator apparatus
GB8402769D0 Floating submersible liquid/gas separator apparatus
GB1531819A Methanation process and apparatus