- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 71/04 - Glass
Patent holdings for IPC class B01D 71/04
Total number of patents in this class: 69
10-year publication summary
|
8
|
3
|
7
|
7
|
7
|
13
|
8
|
3
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agc, Inc. | 4868 |
3 |
| FUJIFILM Corporation | 29437 |
2 |
| Evoqua Water Technologies LLC | 917 |
2 |
| JNC Corporation | 1561 |
2 |
| JNC Petrochemical Corporation | 399 |
2 |
| Vanadis Diagnostics | 29 |
2 |
| Vivebio Scientific, LLC | 8 |
2 |
| Babylat AG | 3 |
2 |
| Montagu, Dominic | 3 |
2 |
| Hitachi Chemical Company, Ltd. | 2344 |
1 |
| Hitachi Chemical Research Center, Inc. | 26 |
1 |
| Corning Incorporated | 10275 |
1 |
| Sumitomo Chemical Company, Limited | 9043 |
1 |
| NGK Insulators, Ltd. | 4968 |
1 |
| Asahi Glass Company, Limited | 2772 |
1 |
| Agency for Science, Technology and Research | 3628 |
1 |
| W. L. Gore & Associates, Inc. | 2708 |
1 |
| Aculon, Inc. | 69 |
1 |
| Aviva Biosciences Corporation | 5 |
1 |
| Entegris, Inc. | 1872 |
1 |
| Other owners | 39 |