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AXELSON INC

Overview
  • Total Patents
    18
About

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.

Patent filings in countries

World map showing AXELSON INCs patent filings in countries

Patent filings per year

Chart showing AXELSON INCs patent filings per year from 1900 to 2020

Top inventors

# 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

Latest patents

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