AXELSON INC has a total of 18 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, EPO (European Patent Office) and United Kingdom. Its main competitors in its focus markets mechanical elements, machines and civil engineering are TAYLOR JULIAN S, GILMORE VALVE CO and ANA LIDIETH MADRIGAL CHAVARRIA.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 14 | |
#2 | EPO (European Patent Office) | 1 | |
#3 | United Kingdom | 1 | |
#4 | Mexico | 1 | |
#5 | Norway | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machines | |
#3 | Civil engineering | |
#4 | Control |
# | Technology | |
---|---|---|
#1 | Venting or aerating devices | |
#2 | Unspecified technologies | |
#3 | Earth drilling | |
#4 | Systems controlling non-electric variables | |
#5 | Servomotors |
# | Name | Total Patents |
---|---|---|
#1 | Snyder David E | 11 |
#2 | Bruton Billy R | 4 |
#3 | Perkins M Wayne | 4 |
#4 | Maxwell Joe D | 4 |
#5 | Vanderburg Ralph W | 3 |
#6 | Hiller Don | 2 |
#7 | Gundel Norman L | 1 |
#8 | Burton Billy R | 1 |
#9 | Duplantis Dwight | 1 |
#10 | Breaux Craig B | 1 |
Publication | Filing date | Title |
---|---|---|
US5067510A | Adjustable, fusible, manually operable valve lock-open assembly | |
US5140894A | Gas spring actuator | |
US5027847A | Pneumatic valve actuator sequencing control system and sequencing relay device incorporated therein | |
US4974631A | Dome pressure maintaining valve | |
US4625764A | Relay valve | |
US4671312A | Wireline cutting actuator and valve | |
US4527770A | In-service test valve | |
US4505291A | Heat sensitive fire safe valve energy assist device | |
US4523602A | Pressure controller | |
US4421134A | Heat sensitive gate valve | |
US4434967A | Valve self-relieving seats | |
US4480653A | In-service test valve | |
US4469119A | Pilot valve with fusible lockout knob | |
US4619434A | Heat sensitive motor valve jack |