- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/053 - Pressure swing adsorption with storage or buffer vessel
Patent holdings for IPC class B01D 53/053
Total number of patents in this class: 220
10-year publication summary
|
16
|
25
|
24
|
17
|
19
|
13
|
21
|
13
|
18
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ventec Life Systems, Inc. | 106 |
19 |
| Pacific Consolidated Industries, LLC | 21 |
15 |
| Inogen, Inc. | 108 |
13 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4056 |
8 |
| Air Products and Chemicals, Inc. | 1461 |
7 |
| Osaka Gas Co., Ltd. | 313 |
6 |
| Koninklijke Philips N.V. | 25642 |
5 |
| Praxair Technology, Inc. | 1230 |
5 |
| Taiyo Nippon Sanso Corporation | 370 |
5 |
| Iwatani Corporation | 122 |
4 |
| ColdStream Energy IP, LLC | 18 |
4 |
| ResMed Asia Pte Ltd | 153 |
4 |
| Uop LLC | 4318 |
3 |
| China Petroleum & Chemical Corporation | 2064 |
3 |
| Separation Design Group LLC | 20 |
3 |
| Teijin Pharma Limited | 254 |
3 |
| The University of Sheffield | 325 |
3 |
| UB - One Stiftungs GmbH | 3 |
3 |
| ExxonMobil Research And Engineering Company | 2465 |
2 |
| Denso Corporation | 25261 |
2 |
| Other owners | 103 |