Patent holdings for IPC class B04B 15/02

Total number of patents in this class: 181

10-year publication summary

7
7
4
19
11
15
13
13
20
15
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Alfa Laval Corporate AB
1324
15
Eppendorf Himac Technologies Co., Ltd.
59
14
Eppendorf AG
143
7
GEA Mechanical Equipment GmbH
246
7
Yantai Ausbio Laboratories Co., Ltd.
24
7
Sigma Laborzentrifugen GmbH
26
6
ANDREAS Hettich GmbH & Co. KG
117
5
Thermo Electron LED GmbH
167
5
Zhejiang University
3216
5
Aerodyne Microsystems Inc., a Delaware Corporation
9
5
Eppendorf SE
524
5
Alfa Wassermann, Inc.
35
4
Hitachi Koki Co., Ltd.
413
4
Team Conveyer Royalty a LLC
11
4
Terumo BCT, Inc.
450
3
Beckman Coulter, Inc.
1282
3
Biosafe S.A.
64
3
GEA Westfalia Separator Group GmbH
108
3
Medisca Pharmaceutique Inc.
139
3
Qingdao Haier Biomedical Co., Ltd.
29
3
Other owners 70