- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 20/34 - Regenerating or reactivating
Patent holdings for IPC class B01J 20/34
Total number of patents in this class: 1800
10-year publication summary
|
92
|
107
|
117
|
114
|
117
|
133
|
134
|
151
|
171
|
166
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20137 |
26 |
| Mozarc Medical US LLC | 344 |
22 |
| Chevron U.S.A. Inc. | 4004 |
19 |
| BASF SE | 21039 |
16 |
| Uop LLC | 4247 |
16 |
| National Institute of Advanced Industrial Science and Technology | 3801 |
15 |
| Commonwealth Scientific and Industrial Research Organisation | 1670 |
15 |
| Huaneng Clean Energy Research Institute | 465 |
15 |
| Hitachi, Ltd. | 15599 |
14 |
| Huaneng Shandong Power Generation Co., Ltd. Zotye Power Plant | 47 |
14 |
| Huaneng Linyi Power Generation Co., Ltd | 43 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
13 |
| Corning Incorporated | 10327 |
13 |
| Daikin Industries, Ltd. | 10111 |
13 |
| Saudi Arabian Oil Company | 13428 |
13 |
| Centre National de La Recherche Scientifique | 10576 |
12 |
| JX Nippon Mining & Metals Corporation | 1483 |
12 |
| Kuraray Co., Ltd. | 3522 |
12 |
| Toyobo Co., Ltd. | 2534 |
12 |
| ExxonMobil Technology and Engineering Company | 1115 |
12 |
| Other owners | 1502 |