- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 3/20 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
Patent holdings for IPC class G01M 3/20
Total number of patents in this class: 649
10-year publication summary
|
48
|
57
|
47
|
47
|
42
|
48
|
47
|
48
|
52
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| INFICON GmbH | 216 |
98 |
| Pfeiffer Vacuum | 176 |
31 |
| Redline Detection, LLC | 33 |
11 |
| The Boeing Company | 20097 |
8 |
| Ateq | 101 |
8 |
| INFICON GmbH | 39 |
8 |
| SMC Corporation | 1378 |
8 |
| Fukuda Co., Ltd. | 20 |
7 |
| Gaztransport et Technigaz | 613 |
7 |
| Picarro, Inc. | 67 |
7 |
| Yamaha Fine Technologies Co., Ltd. | 64 |
7 |
| Camfil AB | 236 |
6 |
| Contemporary Amperex Technology Co., Limited | 8968 |
6 |
| KITZ Corporation | 211 |
6 |
| NOK Corporation | 2284 |
6 |
| SunCoke Technology and Development LLC | 246 |
6 |
| Wilco AG | 46 |
6 |
| Rebellion Photonics, Inc. | 97 |
5 |
| Spectronics Corporation | 34 |
5 |
| Seekops Inc. | 73 |
5 |
| Other owners | 398 |