- All sections
- B - Performing operationstransporting
- B04B - Centrifuges
- B04B 11/02 - Continuous feeding or dischargingControl arrangements therefor
Patent holdings for IPC class B04B 11/02
Total number of patents in this class: 476
10-year publication summary
|
37
|
39
|
39
|
59
|
38
|
61
|
42
|
35
|
27
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alfa Laval Corporate AB | 1333 |
138 |
| GEA Mechanical Equipment GmbH | 243 |
42 |
| Fenwal, Inc. | 696 |
23 |
| GEA Westfalia Separator Group GmbH | 141 |
22 |
| GM Innovations Limited | 18 |
13 |
| Alfdex AB | 64 |
12 |
| Pneumatic Scale Corporation | 41 |
12 |
| Flottweg SE | 92 |
9 |
| Terumo Kabushiki Kaisha | 5749 |
7 |
| Pierson Capital Environmental (Beijing) Limited | 11 |
7 |
| Eppendorf Himac Technologies Co., Ltd. | 61 |
7 |
| Derrick Corporation | 255 |
6 |
| Biosafe S.A. | 65 |
5 |
| Mantovani & Vicentini S.r.l. | 14 |
5 |
| Thought Preserve, LLC | 13 |
5 |
| Therakos Development Limited | 30 |
5 |
| FUJIFILM Corporation | 30327 |
4 |
| Shimadzu Corporation | 6310 |
4 |
| POET Research, Inc. | 270 |
4 |
| Tokyo ROKI Co., Ltd. | 69 |
4 |
| Other owners | 142 |