- All sections
- C - Chemistry; metallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metals; apparatus therefor
- C25B 9/08 - Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
Patent holdings for IPC class C25B 9/08
Total number of patents in this class: 707
10-year publication summary
|
90
|
132
|
104
|
103
|
88
|
68
|
28
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
29 |
| Toshiba Corporation | 12017 |
23 |
| Uhdenora S.p.A. | 39 |
17 |
| Enlighten Innovations Inc. | 107 |
16 |
| Avantium Knowledge Centre B.V. | 157 |
14 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
11 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
11 |
| Calera Corporation | 107 |
11 |
| Dioxide Materials, Inc. | 46 |
11 |
| Ceramatec, Inc. | 161 |
10 |
| de Nora Permelec Ltd | 152 |
10 |
| Honda Motor Co., Ltd. | 24537 |
8 |
| Massachusetts Institute of Technology | 9795 |
8 |
| California Institute of Technology | 3884 |
8 |
| Edac Labs, Inc. | 14 |
8 |
| The Regents of the University of California | 18943 |
7 |
| Industrie de Nora S.p.A. | 274 |
7 |
| Evoqua Water Technologies Pte. Ltd. | 27 |
7 |
| Nuvera Fuel Cells, LLC | 111 |
6 |
| Other owners | 473 |