Patent holdings for IPC class G01N 30/66

Total number of patents in this class: 97

10-year publication summary

8
10
10
9
7
1
7
3
5
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Shimadzu Corporation
6364
18
Siemens AG
23996
6
Commissariat à l'énergie atomique et aux energies alternatives
11127
6
Gas Chromatography Systems Maxum GmbH
19
6
LG Chem, Ltd.
17950
3
ABB Schweiz AG
7665
3
Rosemount Inc.
1141
3
Apix Analytics
21
2
Aqua Bank CO., LTD.
17
2
Cambridge Enterprise Limited
1246
2
Thermo Fisher Scientific S.p.A.
30
2
Waters Technologies Corporation
1794
2
Koloma, Inc.
61
2
PerkinElmer U.S. LLC
272
2
Schlumberger Canada Limited
7620
1
Schlumberger Technology B.v.
5299
1
Schlumberger Holdings Limited
2684
1
Honeywell International Inc.
12776
1
TDK Corporation
6910
1
Rohm and Haas Company
2943
1
Other owners 32