Patent holdings for IPC class B04B 7/02

Total number of patents in this class: 266

10-year publication summary

26
26
22
11
16
15
22
11
20
18
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Alfa Laval Corporate AB
1319
27
GEA Mechanical Equipment GmbH
247
22
ANDREAS Hettich GmbH & Co. KG
116
13
Beckman Coulter, Inc.
1281
13
Fiberlite Centrifuge, LLC
52
12
GEA Westfalia Separator Group GmbH
106
11
Life Technologies Corporation
3319
8
Alfdex AB
62
8
Eppendorf AG
144
8
Sigma Laborzentrifugen GmbH
26
7
Eppendorf SE
522
7
Eppendorf Himac Technologies Co., Ltd.
59
6
Thermo Electron LED GmbH
168
5
Tokyo ROKI Co., Ltd.
69
5
Weir Minerals Australia, Ltd.
307
5
Sakura Finetek Japan Co., Ltd.
89
4
Sakura Seiki Co., Ltd.
73
4
ABC Med Tech Corporation
12
4
Laboratory Corporation of America Holdings
819
3
Sisu Global Health, Inc.
10
3
Other owners 91