POSI SEAL INTERNATIONAL has a total of 57 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets mechanical elements and machines are SISTAG AG ABSPERRTECHNIK, KITAMURA VALVE MFG CO LTD and DAVID F WISEMAN & SONS LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 9 | |
#2 | United States | 9 | |
#3 | United Kingdom | 7 | |
#4 | Germany | 5 | |
#5 | EPO (European Patent Office) | 4 | |
#6 | Japan | 4 | |
#7 | Australia | 3 | |
#8 | Brazil | 3 | |
#9 | Mexico | 3 | |
#10 | Spain | 2 | |
#11 | South Africa | 2 | |
#12 | Switzerland | 1 | |
#13 | China | 1 | |
#14 | France | 1 | |
#15 | India | 1 | |
#16 | Netherlands | 1 | |
#17 | Sweden | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machines |
# | Technology | |
---|---|---|
#1 | Venting or aerating devices | |
#2 | Pistons and sealings | |
#3 | Unspecified technologies | |
#4 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Pupillo Andrew | 11 |
#2 | Cory John M | 11 |
#3 | Champlin Jr Harry C | 7 |
#4 | Babcock Jon A | 6 |
#5 | Sahba Bahman | 5 |
#6 | Babcock Jon Alan | 5 |
#7 | Olansen Ronald A | 4 |
#8 | Cory John Munroe | 3 |
#9 | Burdick John E | 3 |
#10 | Varney Edward W | 3 |
Publication | Filing date | Title |
---|---|---|
US4836500A | Assembly and method for installing and retaining valve seals | |
US4744572A | All-metal, valve sealing mechanism | |
US4779841A | Assembly and method for installing and retaining valve seals | |
CN1004021B | All-metal valve seal mechanism | |
JPS6069367A | Valve sealing mechanism | |
EP0134503A1 | A valve sealing mechanism | |
US4533114A | Fail-safe actuator for rotary valves | |
US4261546A | Quarter-turn valve actuator | |
US4335748A | Bidirectional control valve | |
US4306706A | Cryogenic valve seal | |
CA1080684A | Extended temperature range valve seal | |
US4113268A | Extended temperature range valve seal | |
US3986699A | Positive shut-off seal | |
CA950886A | Sealing mechanism | |
CA950885A | Sealing mechanism | |
DE2240408A1 | SEALING MECHANISM | |
GB1317136A | Sealing mechanism for a pressurised fluid system | |
DE1600754A1 | Valve with segment plug |