Patent holdings for IPC class B04B 7/02

Total number of patents in this class: 274

10-year publication summary

26
23
11
17
15
27
11
20
20
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Alfa Laval Corporate AB
1336
28
GEA Mechanical Equipment GmbH
243
22
ANDREAS Hettich GmbH & Co. KG
116
13
Beckman Coulter, Inc.
1333
13
Fiberlite Centrifuge, LLC
57
13
GEA Westfalia Separator Group GmbH
146
13
Life Technologies Corporation
3454
8
Alfdex AB
65
8
Eppendorf SE
538
8
Eppendorf AG
139
7
Sigma Laborzentrifugen GmbH
26
7
Thermo Electron LED GmbH
173
6
Eppendorf Himac Technologies Co., Ltd.
61
6
Tokyo ROKI Co., Ltd.
70
5
Weir Minerals Australia, Ltd.
310
5
Sakura Finetek Japan Co., Ltd.
85
4
Sakura Seiki Co., Ltd.
70
4
ABC Med Tech Corporation
13
4
Laboratory Corporation of America Holdings
840
3
Sisu Global Health, Inc.
9
3
Other owners 94