Patent holdings for IPC class G01N 21/27

Total number of patents in this class: 3684

10-year publication summary

233
303
319
370
356
294
299
259
234
79
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Konica Minolta, Inc.
8366
71
Panasonic Intellectual Property Management Co., Ltd.
28112
62
Halliburton Energy Services, Inc.
20182
52
Olympus Corporation
13551
46
Sony Corporation
32511
44
FUJIFILM Corporation
27184
43
Hitachi High-Tech Corporation
4486
39
NEC Corporation
32968
38
Hamamatsu Photonics K.K.
4199
37
Shimadzu Corporation
5818
36
F. Hoffmann-La Roche AG
7964
33
Nikon Corporation
7151
32
Viavi Solutions Inc.
1370
30
Canon Kabushiki Kaisha
6899
30
Sony Group Corporation
11075
30
Hitachi High-Technologies Corporation
2031
28
Siemens Healthcare Diagnostics Inc.
1952
24
National Institute of Advanced Industrial Science and Technology
3690
22
Hitachi, Ltd.
16481
20
Life Technologies Corporation
3085
19
Other owners 2948