- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 29/40 - Detecting the response signal by amplitude filtering, e.g. by applying a threshold
Patent holdings for IPC class G01N 29/40
Total number of patents in this class: 67
10-year publication summary
|
3
|
6
|
12
|
4
|
6
|
2
|
5
|
3
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9115 |
3 |
| GE Sensing & Inspection Technologies GmbH | 91 |
3 |
| Schlumberger Technology Corporation | 11798 |
2 |
| C-TEC Constellium Technology Center | 66 |
2 |
| Computational Systems, Inc. | 77 |
2 |
| Digital Ultrasonics Co. Ltd | 5 |
2 |
| Molex, LLC | 2057 |
2 |
| Nippon Steel Corporation | 6843 |
2 |
| Research Cooperation Foundation of Yeungnam University | 195 |
2 |
| Baker Hughes Oilfield Operations, LLC | 2521 |
2 |
| Coherent Switzerland AG | 3 |
2 |
| Cereus Ultrasonics Limited | 6 |
2 |
| Schlumberger Canada Limited | 7606 |
1 |
| Schlumberger Technology B.v. | 5298 |
1 |
| Halliburton Energy Services, Inc. | 21320 |
1 |
| The Boeing Company | 20160 |
1 |
| Toshiba Corporation | 12548 |
1 |
| Panasonic Corporation | 19060 |
1 |
| Fujitsu Limited | 16862 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2856 |
1 |
| Other owners | 33 |