Inogen, Inc.
🏢 View company profile →58Patents
53Active
58Granted
53Portfolio score
Filing activity: Oct 7, 2003 → Feb 24, 2023 · 13 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7066985B2 | Portable gas fractionalization system | Performing Operations; Transporting | 102 | Expired |
| US7841343B2 | Systems and methods for delivering therapeutic gas to patients | Human Necessities | 80 | Active |
| US7135059B2 | Portable gas fractionalization system | Performing Operations; Transporting | 72 | Expired |
| US7438745B2 | Portable gas fractionalization system | Performing Operations; Transporting | 68 | Expired |
| US7730887B2 | Portable gas fractionalization system | Performing Operations; Transporting | 66 | Active |
| US7686870B1 | Expandable product rate portable gas fractionalization system | Performing Operations; Transporting | 64 | Active |
| USD528212S1 | Portable oxygen concentrator | General | 62 | Expired |
| US7753996B1 | Portable gas fractionalization system | Performing Operations; Transporting | 62 | Active |
| US7922789B1 | Portable gas fractionalization system | Performing Operations; Transporting | 56 | Active |
| US7585351B2 | Systems and methods of monitoring and controlling the performance of a gas fractionalization apparatus | Performing Operations; Transporting | 50 | Active |
| US7708802B1 | Gas fractionalization apparatus with built-in administrative and self-diagnostic functions | Performing Operations; Transporting | 50 | Active |
| US7780768B2 | Gas concentrator with improved water rejection capability | Performing Operations; Transporting | 47 | Active |
| US8142544B2 | Adsorbent bed pressure balancing for a gas concentrator | Performing Operations; Transporting | 46 | Active |
| US7857894B2 | Adsorbent bed pressure balancing for a gas concentrator | Performing Operations; Transporting | 44 | Active |
| US8366815B2 | Advanced portable oxygen concentrator | Performing Operations; Transporting | 39 | Active |
| US8377181B2 | Advanced portable oxygen concentrator | Performing Operations; Transporting | 35 | Active |
| USD700701S1 | Oxygen concentrator | General | 34 | Active |
| US8440004B2 | Advanced portable oxygen concentrator | Performing Operations; Transporting | 32 | Active |
| USD930835S1 | Oxygen concentrator | General | 23 | Active |
| USD749220S1 | Portable oxygen concentrator | General | 22 | Active |
| USD860459S1 | Oxygen concentrator | General | 22 | Active |
| USD510169S1 | Mobility cart for transporting oxygen concentrators and related accessories | General | 21 | Expired |
| US8568519B2 | Advanced portable oxygen concentrator | Performing Operations; Transporting | 18 | Active |
| USD940648S1 | Oxygen concentrator battery | General | 10 | Active |
| US9592360B2 | Gas concentrator with removable cartridge adsorbent beds | Emerging Cross-Sectional Technologies | 10 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.