Patent holdings for IPC class G01N 21/84

Total number of patents in this class: 3715

10-year publication summary

297
285
384
359
329
302
319
262
300
42
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Roche Diabetes Care, Inc.
1502
79
F. Hoffmann-La Roche AG
7951
74
The Boeing Company
19922
50
Roche Diabetes Care GmbH
605
38
Altria Client Services LLC
2060
32
Halliburton Energy Services, Inc.
20466
29
KLA-Tencor Corporation
2550
29
CCS Inc.
135
27
Panasonic Intellectual Property Management Co., Ltd.
29895
25
Applied Materials, Inc.
17808
23
3m Innovative Properties Company
17976
22
Siemens Healthcare Diagnostics Inc.
2012
21
Sumitomo Chemical Company, Limited
8997
20
NEC Corporation
34540
17
Omron Corporation
7169
15
Charm Sciences, Inc.
101
15
Ecolab USA Inc.
5361
15
The Regents of the University of California
19572
13
FUJIFILM Corporation
28841
13
Tokyo Electron Limited
12158
13
Other owners 3145