- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 29/14 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
Patent holdings for IPC class G01N 29/14
Total number of patents in this class: 1127
10-year publication summary
|
81
|
101
|
101
|
120
|
87
|
85
|
101
|
58
|
58
|
44
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Corporation | 12521 |
39 |
| Fisher Controls International LLC | 1505 |
38 |
| The Boeing Company | 20161 |
18 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10955 |
18 |
| Kyoto University | 2839 |
18 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6243 |
16 |
| Saudi Arabian Oil Company | 13569 |
13 |
| Aktiebolaget SKF | 3005 |
12 |
| Hexagon Technology AS | 133 |
12 |
| University of South Carolina | 839 |
12 |
| Sichuan University | 580 |
11 |
| Siemens AG | 24344 |
9 |
| Hohai University | 213 |
9 |
| Augury Systems Ltd. | 37 |
8 |
| ExxonMobil Upstream Research Company | 2382 |
8 |
| John Crane UK Limited | 86 |
8 |
| GE Infrastructure Technology, LLC | 6200 |
8 |
| Halliburton Energy Services, Inc. | 21006 |
7 |
| Computational Systems, Inc. | 80 |
7 |
| Robert Bosch GmbH | 42984 |
6 |
| Other owners | 850 |