Patent holdings for IPC class G01J 3/42

Total number of patents in this class: 1495

10-year publication summary

130
136
161
174
159
125
86
79
71
17
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Shimadzu Corporation
6036
35
Omni Medsci, Inc.
34
26
Samsung Electronics Co., Ltd.
139551
23
Hamamatsu Photonics K.K.
4313
20
Endress+Hauser Optical Analysis, Inc.
95
19
Viavi Solutions Inc.
1395
18
Apple Inc.
52932
16
Trinamix GmbH
313
16
Seiko Epson Corporation
19020
12
Halliburton Energy Services, Inc.
20466
11
Siemens AG
24568
11
Massachusetts Institute of Technology
9930
11
Agilent Technologies, Inc.
2683
11
Honeywell International Inc.
14033
10
Yokogawa Electric Corporation
1697
10
The Boeing Company
19922
9
Canon Inc.
38296
9
Centre National de La Recherche Scientifique
10140
8
California Institute of Technology
3935
8
Thermo Electron Scientific Instruments LLC
188
8
Other owners 1204