- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 3/18 - Performing tests at high or low temperatures
Patent holdings for IPC class G01N 3/18
Total number of patents in this class: 176
10-year publication summary
|
7
|
10
|
16
|
29
|
15
|
18
|
19
|
14
|
14
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang University | 3068 |
6 |
| East China University of Science and Technology | 511 |
5 |
| Nanjing University of Aeronautics and Astronautics | 416 |
5 |
| Hysitron, Inc. | 35 |
4 |
| Northeastern University | 536 |
4 |
| China University of Mining and Technology, Beijing | 85 |
3 |
| JFE Steel Corporation | 6720 |
3 |
| Jilin University | 263 |
3 |
| MTS Systems Corporation | 144 |
3 |
| Sichuan University | 555 |
3 |
| Troxler Electronic Laboratories, Inc. | 77 |
3 |
| Goff Omega Holdings, LLC | 3 |
3 |
| Halliburton Energy Services, Inc. | 20684 |
2 |
| The Boeing Company | 19960 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 30769 |
2 |
| Andong National University Industry Academic Cooperation Foundation | 48 |
2 |
| China University of Mining and Technology | 1235 |
2 |
| Dynamic Systems, Inc. | 21 |
2 |
| Guangzhou Special Pressure Equipment Inspection and Research Institute | 33 |
2 |
| King Abdulaziz University | 507 |
2 |
| Other owners | 115 |