- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 29/11 - Analysing solids by measuring attenuation of acoustic waves
Patent holdings for IPC class G01N 29/11
Total number of patents in this class: 703
10-year publication summary
|
45
|
68
|
74
|
62
|
59
|
57
|
47
|
52
|
38
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20157 |
30 |
| Toshiba Corporation | 12516 |
16 |
| Siemens AG | 24350 |
13 |
| Canon Inc. | 40656 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10964 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 8832 |
9 |
| General Electric Company | 13863 |
8 |
| Texas Instruments Incorporated | 19459 |
8 |
| Mueller International, LLC | 726 |
8 |
| Saudi Arabian Oil Company | 13472 |
8 |
| University of Maryland, College Park | 1026 |
7 |
| Robert Bosch GmbH | 42887 |
6 |
| GE Sensing & Inspection Technologies GmbH | 93 |
6 |
| MSA Technology, LLC | 560 |
6 |
| Schlumberger Technology Corporation | 10949 |
5 |
| Halliburton Energy Services, Inc. | 21002 |
5 |
| Centre National de La Recherche Scientifique | 10611 |
5 |
| Chevron U.S.A. Inc. | 4016 |
5 |
| Hitachi Power Solutions Co., Ltd. | 97 |
5 |
| King Fahd University of Petroleum and Minerals | 1317 |
5 |
| Other owners | 524 |