- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 9/02 - Crystallisation from solutions
Patent holdings for IPC class B01D 9/02
Total number of patents in this class: 445
10-year publication summary
|
14
|
19
|
26
|
25
|
32
|
51
|
22
|
37
|
33
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tsukishima Kikai Co., Ltd. | 115 |
19 |
| Nippon Shokubai Co., Ltd. | 1538 |
16 |
| Mitsubishi Heavy Industries, Ltd. | 9161 |
11 |
| NGK Insulators, Ltd. | 5199 |
9 |
| M. Technique Co., Ltd. | 252 |
7 |
| Meiji Co., Ltd. | 753 |
6 |
| Jiangsu Jia Tai Evaporation Equipment Co., Ltd. | 8 |
6 |
| Nitto Denko Corporation | 8550 |
4 |
| JX Nippon Mining & Metals Corporation | 1459 |
4 |
| Nemaska Lithium Inc. | 78 |
4 |
| Saltworks Technologies Inc. | 100 |
4 |
| Sasakura Engineering Co., Ltd. | 51 |
4 |
| Xi'an Westpeace Fire Technology Co., Ltd | 10 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34145 |
3 |
| BRANDEIS University | 340 |
3 |
| Dowa Metals & Mining Co., Ltd. | 40 |
3 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1268 |
3 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1226 |
3 |
| Intercontinental Potash Corp. (USA) | 4 |
3 |
| JNC Corporation | 1549 |
3 |
| Other owners | 326 |