- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/66 - Thermal conductivity detectors
Patent holdings for IPC class G01N 30/66
Total number of patents in this class: 93
10-year publication summary
|
9
|
8
|
10
|
10
|
9
|
7
|
1
|
7
|
4
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6191 |
18 |
| Siemens AG | 24386 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
6 |
| Gas Chromatography Systems Maxum GmbH | 19 |
6 |
| LG Chem, Ltd. | 17656 |
3 |
| Honeywell International Inc. | 13560 |
2 |
| ABB Schweiz AG | 7055 |
2 |
| Apix Analytics | 18 |
2 |
| Aqua Bank CO., LTD. | 16 |
2 |
| Cambridge Enterprise Limited | 1195 |
2 |
| Rosemount Inc. | 1195 |
2 |
| Thermo Fisher Scientific S.p.A. | 23 |
2 |
| PerkinElmer U.S. LLC | 290 |
2 |
| Schlumberger Canada Limited | 7366 |
1 |
| Schlumberger Technology B.v. | 5183 |
1 |
| Schlumberger Holdings Limited | 2803 |
1 |
| STMicroelectronics S.r.l. | 3600 |
1 |
| Rohm and Haas Company | 2900 |
1 |
| Siemens Industry, Inc. | 1469 |
1 |
| Tsinghua University | 5953 |
1 |
| Other owners | 31 |