Patent holdings for IPC class G01N 1/31

Total number of patents in this class: 1387

10-year publication summary

104
98
118
138
111
111
127
110
97
57
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ventana Medical Systems, Inc.
1019
190
Leica Biosystems Nussloch GmbH
299
45
Leica Biosystems Melbourne Pty Ltd
112
44
Sysmex Corporation
1439
36
F. Hoffmann-La Roche AG
7923
35
Becton, Dickinson and Company
7229
31
Sakura Finetek U.S.A., Inc.
142
29
Noul Co., Ltd.
48
28
Agilent Technologies, Inc.
2634
27
Roche Diagnostics Hematology, Inc.
72
26
Clarapath, Inc.
60
20
Northwestern University
3366
15
Sakura Finetek Japan Co., Ltd.
89
15
Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
1902
15
Biopath Automation, L.L.C.
30
12
Essenlix Corporation, DBA Essenlix Corporation
280
12
Leavitt Medical, Inc.
39
12
Roche Diagnostics Operations, Inc.
1476
10
Abbott Laboratories
2409
10
Hitachi High-Tech Corporation
5251
10
Other owners 765