- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 47/022 - Column or bed processes characterised by the construction of the column or container
Patent holdings for IPC class B01J 47/022
Total number of patents in this class: 65
10-year publication summary
4
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2
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5
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6
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7
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7
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10
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9
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6
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3
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Organo Corporation | 394 |
4 |
Toyota Boshoku Kabushiki Kaisha | 1304 |
4 |
LiLAC Solutions, Inc. | 44 |
4 |
The Trustees of the University of Pennsylvania | 4122 |
3 |
West Invest SA | 31 |
3 |
Veolia Nuclear Solutions Inc. | 52 |
3 |
Clack Corporation | 38 |
2 |
Dionex Corporation | 320 |
2 |
Evoqua Water Technologies LLC | 904 |
2 |
Kurita Water Industries Ltd. | 1110 |
2 |
ROKI Co., Ltd. | 38 |
2 |
Tersano Inc. | 31 |
2 |
Specialty Electronic Materials Netherlands B.V. | 4 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
EMD Millipore Corporation | 657 |
1 |
Nissan Motor Co., Ltd. | 12249 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
A. o. Smith Corporation | 204 |
1 |
BWT Aktiengesellschaft | 40 |
1 |
EcoWater Systems LLC | 139 |
1 |
Other owners | 23 |