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SEQUAL TECHNOLOGIES INC

Overview
  • Total Patents
    62
About

SEQUAL TECHNOLOGIES INC has a total of 62 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets chemical engineering, medical technology and mechanical elements are DATA PROMEDITECH INC, ALTHIN MEDICAL INC and ZHANG HAIGANG.

Patent filings per year

Chart showing SEQUAL TECHNOLOGIES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hill Theodore B 25
#2 Hill Charles C 18
#3 Bixby James A 14
#4 Walker Graham 8
#5 Honkonen Scott C 8
#6 Radtke Edward A 7
#7 Schneider Robert A 7
#8 Harrington Steven M 7
#9 Salter Edmund L 6
#10 Winter David Phillip 6

Latest patents

Publication Filing date Title
CN102812208A Rotary Compressor And Method
WO2010054323A2 Medical ventilator system and method using oxygen concentrators
WO2010011690A2 Self-automated titration system and method
US2009145428A1 System and Method for Controlling Supply of Oxygen Based on Breathing Rate
TW200920425A Portable oxygen concentrator system and method including concentrated oxygen flow delivery
US2009107500A1 Portable Oxygen Concentrator System and Method Including Concentrated Oxygen Flow Delivery
TW200925544A Linear motion position sensor and method of use
WO2008154273A2 Compressor cooling system and method of use
WO2008154272A1 Compression vibration isolation mount and method of use
US2008302596A1 Diaphragm Muffler and Method of Use
US2005242314A1 Needle valve for flow control
US2003005928A1 Portable oxygen concentration system and method of using the same
US6471744B1 Vacuum-pressure swing absorption fractionator and method of using the same
US6651658B1 Portable oxygen concentration system and method of using the same
US6311719B1 Rotary valve assembly for pressure swing adsorption system
US5979440A Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator
EP0954367A1 IMPROVED FLUID FRACTIONATOR and corresponding process
US5593478A Fluid fractionator
USRE35099E Fluid fractionator
CA2296881A1 Fluid fractionator