Patent holdings for IPC class G01N 21/00

Total number of patents in this class: 6296

10-year publication summary

469
437
392
317
311
252
199
133
72
28
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
KLA-Tencor Corporation
2575
181
Hitachi High-Tech Corporation
4423
136
KLA-Tencor Technologies Corporation
348
72
Sysmex Corporation
1415
63
The Regents of the University of California
18926
52
Honeywell International Inc.
13809
49
Samsung Electronics Co., Ltd.
131440
46
The Boeing Company
19855
45
Halliburton Energy Services, Inc.
20155
37
ASML Netherlands B.V.
6808
31
Siemens Healthcare Diagnostics Inc.
1946
30
Schlumberger Technology Corporation
9681
29
Applied Materials, Inc.
16574
28
Massachusetts Institute of Technology
9791
28
Roche Diabetes Care, Inc.
1493
28
Pacific Biosciences of California, Inc.
737
27
Tokyo Electron Limited
11585
26
Corning Incorporated
9929
25
Sony Corporation
32997
24
Applied Materials Israel, Ltd.
548
24
Other owners 5315