Patent holdings for IPC class G01N 27/83

Total number of patents in this class: 280

10-year publication summary

17
23
23
34
27
24
17
23
12
10
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
45646
21
Schlumberger Technology Corporation
10591
10
Konica Minolta, Inc.
8643
9
Shimadzu Corporation
6120
9
JFE Steel Corporation
6720
9
Tokyo Rope Manufacturing Co., Ltd.
46
9
Tsinghua University
5813
7
Mitsubishi Electric Building Techno-Service Co., Ltd.
422
6
Hitachi, Ltd.
15383
5
Tenaris Connections B.V.
165
5
Hohai University
206
4
Kinder Morgan, Inc.
24
4
Konecranes Global Corporation
479
4
Northeastern University
536
4
TDW Delaware, Inc.
166
4
Yokogawa Electric Corporation
1714
4
Schlumberger Canada Limited
7201
3
Schlumberger Technology B.v.
5138
3
ArcelorMittal
2187
3
Her Majesty The Queen in Right of Canada AS represented by The Minister of Natural Resources Canada
51
3
Other owners 154