- All sections
- B - Performing operations; transporting
- B04B - Centrifuges
- B04B 7/04 - Casings facilitating discharge
Patent holdings for IPC class B04B 7/04
Total number of patents in this class: 45
10-year publication summary
|
4
|
4
|
8
|
8
|
1
|
2
|
5
|
9
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yantai Ausbio Laboratories Co., Ltd. | 25 |
7 |
| Alfa Laval Corporate AB | 1305 |
5 |
| Alfdex AB | 55 |
5 |
| GEA Mechanical Equipment GmbH | 252 |
4 |
| GEA Westfalia Separator Group GmbH | 76 |
4 |
| Mantovani & Vicentini S.r.l. | 15 |
3 |
| BlueCatBio GmbH | 21 |
3 |
| Tomoe Engineering Co., Ltd. | 48 |
2 |
| Terumo BCT, Inc. | 435 |
1 |
| Andritz S.A.S. | 23 |
1 |
| Derrick Corporation | 240 |
1 |
| Ferrum AG | 26 |
1 |
| MAHLE International GmbH | 2690 |
1 |
| MANN+HUMMEL GmbH | 1722 |
1 |
| Tokyo ROKI Co., Ltd. | 69 |
1 |
| Minextech LLC | 3 |
1 |
| HEINKEL Holding GmbH | 13 |
1 |
| Regenexx, LLC | 42 |
1 |
| VGS Technology AS | 1 |
1 |
| Cytodx Inc. | 5 |
1 |
| Other owners | 0 |