THOMPSON GEORGE A has a total of 14 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, furniture and games and civil engineering are SHANDONG ZEYUAN PETROLEUM MACHINERY CO LTD, BORNEMANN J H GMBH and CLOSED JOINT STOCK COMPANY NOVOMET PERM NOVOMET PERM CJSC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 13 | |
#2 | Canada | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Furniture and games | |
#3 | Civil engineering | |
#4 | Measurement | |
#5 | Chemical engineering | |
#6 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Rotary-pistons | |
#2 | Earth drilling | |
#3 | Games | |
#4 | Special machines | |
#5 | Non-positive-displacement pumps | |
#6 | Kitchen equipment | |
#7 | Measuring distances | |
#8 | Separation | |
#9 | Servomotors | |
#10 | Pumps |
# | Name | Total Patents |
---|---|---|
#1 | Thompson George A | 14 |
#2 | Ralph Hagen | 1 |
Publication | Filing date | Title |
---|---|---|
US5139401A | Oscillatory pump with elastic divider | |
US5145015A | Well point | |
US5102297A | Centrifugal pump with cavitation reducing propeller | |
US4938671A | Rotary roller pump with complementary ribs and grooves between housing, rotor and rollers | |
US4984975A | Rotary pump with cutting means | |
US5011382A | Reciprocating piston pump | |
US4772187A | Rotary pump | |
US3088534A | Well point | |
US2835328A | Well point | |
US2569701A | Deck of playing cards | |
US2324336A | Indicating apparatus | |
US2120771A | Electric level indicator | |
US1835726A | Milk bottle rack | |
CA430224A | Chip breaker for cutting tools |