LONE STAR GAS CO has a total of 16 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes, mechanical elements and control are WATSCO INC, MOCK BRUNO A and ZEYFANG FREDERICK W.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 14 | |
#2 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Mechanical elements | |
#3 | Control | |
#4 | Machines | |
#5 | Measurement | |
#6 | Engines, pumps and turbines | |
#7 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Systems controlling non-electric variables | |
#2 | Refrigerators | |
#3 | Pipes | |
#4 | Compressed gas holders | |
#5 | Domestic stoves | |
#6 | Unspecified technologies | |
#7 | Steam turbines | |
#8 | Earth drilling | |
#9 | Feeding fuel to combustion device | |
#10 | Measuring volume |
# | Name | Total Patents |
---|---|---|
#1 | Woodward Martin James | 6 |
#2 | Martin James Woodward | 2 |
#3 | Goldsberry F | 2 |
#4 | Goldsberry Fred L | 2 |
#5 | Clymer Henry F | 1 |
#6 | Bacon Thomas S | 1 |
#7 | Cravy Jerald A | 1 |
#8 | Mccall Clarence D | 1 |
#9 | Kaltenbaugh John J | 1 |
#10 | Foster Robert F | 1 |
Publication | Filing date | Title |
---|---|---|
US5544977A | Polymeric pipe splitter, replacement tool and method | |
US4034774A | Low point control system | |
US3864065A | Refrigerant expander compressor | |
US3861166A | Heat pump system | |
US3854663A | Constant density regulator | |
US3808886A | Volumetric flow meter | |
US2915325A | Separable couplings | |
US2647477A | Vent protecting and draft equalizing device | |
US2446941A | Vaporizing apparatus for liquefied gases | |
US2319819A | Liquefied gas vaporizer | |
US2408084A | Vaporizing apparatus | |
US2084297A | Method for vaporizing liquefied petroleum gas | |
US2087983A | Draft equalizer for gas burners | |
US2019468A | Process for purifying gas | |
CA423543A | Liquefied gas vaporizer | |
CA423542A | Vaporizing apparatus |