BRYAN THOMAS E has a total of 16 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, machines and engines, pumps and turbines are ALEXANDER BOYNTON, EARTH TOOL CORP and COOK TESTING CO.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 16 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Engines, pumps and turbines |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Unspecified technologies | |
#3 | Siphons | |
#4 | Pumps |
# | Name | Total Patents |
---|---|---|
#1 | Bryan Thomas E | 16 |
Publication | Filing date | Title |
---|---|---|
US2994336A | Gas lift valve apparatus | |
US2741189A | Removable gas control valve for oil wells | |
US2699730A | Pressure controlled gas lift valve | |
US2541807A | Fluid lift control valve for oil wells | |
US2681014A | Gas lift valve | |
US2255648A | Gas lift apparatus | |
US2275346A | Gas lift valve and surface operating mechanism | |
US2275345A | Removable gas lift apparatus in oil wells | |
US2217305A | Apparatus for removing liquids from wells | |
US2145918A | Gas lift apparatus | |
US2137441A | Gas lift valve | |
US2179226A | Well flowing valve | |
US2128074A | Well flowing apparatus | |
US2128073A | Fluid producing apparatus | |
US1927081A | Fluid well valve | |
US1840694A | Fluid well construction |