- 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: 656
10-year publication summary
|
49
|
48
|
73
|
80
|
65
|
62
|
57
|
47
|
48
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
31 |
| Siemens AG | 24990 |
15 |
| Toshiba Corporation | 12017 |
13 |
| Canon Inc. | 36841 |
12 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
12 |
| General Electric Company | 18133 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
8 |
| Texas Instruments Incorporated | 19376 |
8 |
| Saudi Arabian Oil Company | 11322 |
7 |
| GE Sensing & Inspection Technologies GmbH | 95 |
6 |
| MSA Technology, LLC | 553 |
6 |
| Mueller International, LLC | 694 |
6 |
| University of Maryland, College Park | 894 |
6 |
| Robert Bosch GmbH | 40953 |
5 |
| Giesecke+Devrient Currency Technology GmbH | 817 |
5 |
| Schlumberger Technology Corporation | 9690 |
4 |
| Seiko Epson Corporation | 18724 |
4 |
| Chevron U.S.A. Inc. | 3774 |
4 |
| Electricite de France | 695 |
4 |
| Hitachi Power Solutions Co., Ltd. | 94 |
4 |
| Other owners | 486 |