- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 3/38 - Investigating fluid tightness of structures by using light
Patent holdings for IPC class G01M 3/38
Total number of patents in this class: 706
10-year publication summary
|
37
|
47
|
60
|
79
|
74
|
52
|
50
|
40
|
62
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konica Minolta, Inc. | 8866 |
35 |
| Omni Medsci, Inc. | 37 |
27 |
| Picarro, Inc. | 66 |
9 |
| MultiSensor Scientific, Inc. | 22 |
9 |
| Bridger Photonics, Inc. | 53 |
8 |
| GasPorOx AB | 48 |
8 |
| Rebellion Photonics, Inc. | 92 |
8 |
| Hitachi Energy Ltd. | 2317 |
8 |
| Hifi Engineering Inc. | 132 |
7 |
| Konica Minolta Laboratory U.S.A., Inc. | 413 |
7 |
| OptaSense Holdings Limited | 194 |
7 |
| The Regents of the University of Colorado, a body corporate | 2711 |
7 |
| NEC Corporation | 36267 |
6 |
| ExxonMobil Upstream Research Company | 2381 |
6 |
| FLIR Systems AB | 203 |
6 |
| Wilco AG | 47 |
6 |
| Halliburton Energy Services, Inc. | 21015 |
5 |
| Nippon Telegraph and Telephone Corporation | 16683 |
5 |
| 3D at Depth, Inc. | 35 |
5 |
| The Procter & Gamble Company | 21999 |
4 |
| Other owners | 523 |