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Inogen Inc

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INGN: Inogen Inc is a medical technology company that develops and manufactures portable oxygen concentrators used to deliver oxygen therapy to patients with chronic respiratory conditions. Its key product, the Inogen One system, is a lightweight alternative to traditional, stationary oxygen concentrator systems and oxygen tanks. The firm sells its products to home medical equipment providers and also rents products directly to patients. Internationally, Inogen sells its products through distributors or large gas companies and home oxygen providers. Inogen generates the majority of its revenue in the United States.

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Lamar Smith House / R Purchase $1,001 - $15,000 Nov. 20, 2018
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  • $20,000 Feb 09, 2005 Issue: None
U.S. Patents

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  • Patent Title: Compact portable oxygen concentrator Jun. 27, 2023
  • Patent Title: Conforming nasal pillow Mar. 21, 2023
  • Patent Title: Concentrator with electronic handheld remote delivery device Jan. 17, 2023
  • Patent Title: Gas concentrator with removable cartridge adsorbent beds Nov. 01, 2022
  • Patent Title: Nasal interface apparatus and systems for use with a respiratory assist device Jul. 05, 2022
  • Patent Title: Compact portable oxygen concentrator Apr. 05, 2022
  • Patent Title: Hand-held ventilator Apr. 05, 2022
  • Patent Title: Oxygen concentrator battery Jan. 11, 2022
  • Patent Title: Cannula pillows of a nasal interface device Dec. 07, 2021
  • Patent Title: Connection of a spontaneous delivery device to a concentrator Sep. 21, 2021
  • Patent Title: Oxygen concentrator Sep. 14, 2021
  • Patent Title: Nasal interface for ventilation Sep. 07, 2021
  • Patent Title: Compact portable oxygen concentrator Aug. 10, 2021
  • Patent Title: Gas concentrator with removable cartridge absorbent beds Dec. 22, 2020
  • Patent Title: Techniques for determining patient airway pressure Dec. 08, 2020
  • Patent Title: Oxygen gas concentrator with outlet accumulator Oct. 06, 2020
  • Patent Title: Gas concentrator with removable cartridge adsorbent beds Sep. 29, 2020
  • Patent Title: Oxygen concentrator battery Aug. 25, 2020
  • Patent Title: Gas concentrator with removable cartridge adsorbent beds Jun. 30, 2020
  • Patent Title: Nasal interface for ventilation Feb. 25, 2020
  • Patent Title: Oxygen concentrator Sep. 17, 2019
  • Patent Title: Gas concentrator with removable cartridge adsorbent beds Jun. 26, 2018
  • Patent Title: Gas concentrator with removable cartridge adsorbent beds Mar. 14, 2017
  • Patent Title: Personal use oxygen concentrator with integrated fire safety Mar. 15, 2016
  • Patent Title: Portable oxygen concentrator Feb. 09, 2016
  • Patent Title: Adsorber replacement notification for a portable gas concentrator Dec. 29, 2015
  • Patent Title: Oxygen concentrator battery Jun. 03, 2014
  • Patent Title: Adsorber replacement notification for a portable gas concentrator Apr. 22, 2014
  • Patent Title: Oxygen concentrator Mar. 04, 2014
  • Patent Title: Advanced portable oxygen concentrator Oct. 29, 2013
  • Patent Title: Advanced portable oxygen concentrator May. 14, 2013
  • Patent Title: Advanced portable oxygen concentrator Feb. 19, 2013
  • Patent Title: Advanced portable oxygen concentrator Feb. 05, 2013
  • Patent Title: Adsorbent bed pressure balancing for a gas concentrator Mar. 27, 2012
  • Patent Title: Portable gas fractionalization system Apr. 12, 2011
  • Patent Title: Adsorbent bed pressure balancing for a gas concentrator Dec. 28, 2010
  • Patent Title: Systems and methods for delivering therapeutic gas to patients Nov. 30, 2010
  • Patent Title: Gas concentrator with improved water rejection capability Aug. 24, 2010
  • Patent Title: Portable gas fractionalization system Jul. 13, 2010
  • Patent Title: Portable gas fractionalization system Jun. 08, 2010
  • Patent Title: Gas fractionalization apparatus with built-in administrative and self-diagnostic functions May. 04, 2010
  • Patent Title: Expandable product rate portable gas fractionalization system Mar. 30, 2010
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