- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 61/36 - PervaporationMembrane distillationLiquid permeation
Patent holdings for IPC class B01D 61/36
Total number of patents in this class: 1080
10-year publication summary
|
99
|
75
|
91
|
99
|
84
|
71
|
62
|
76
|
84
|
39
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 8536 |
41 |
| King Abdullah University of Science and Technology | 1852 |
38 |
| NGK Insulators, Ltd. | 5236 |
37 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
32 |
| King Fahd University of Petroleum and Minerals | 1572 |
21 |
| Saudi Arabian Oil Company | 14235 |
20 |
| Mitsubishi Chemical Corporation | 4724 |
17 |
| 3m Innovative Properties Company | 17478 |
13 |
| ExxonMobil Research And Engineering Company | 2422 |
13 |
| Uop LLC | 4393 |
11 |
| National University of Singapore | 2583 |
11 |
| Organo Corporation | 537 |
11 |
| EvCon GmbH | 20 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
10 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2440 |
10 |
| New Jersey Institute of Technology | 305 |
10 |
| ThermoChem Recovery International, Inc. | 96 |
10 |
| Major Bravo Limited | 13 |
10 |
| Massachusetts Institute of Technology | 10251 |
9 |
| Membrane Technology and Research, Inc. | 90 |
9 |
| Other owners | 736 |