- 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: 720
10-year publication summary
|
47
|
60
|
79
|
74
|
52
|
50
|
42
|
62
|
43
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konica Minolta, Inc. | 8963 |
36 |
| Omni Medsci, Inc. | 37 |
27 |
| Bridger Photonics, Inc. | 54 |
9 |
| Picarro, Inc. | 66 |
9 |
| Rebellion Photonics, Inc. | 94 |
9 |
| MultiSensor Scientific, Inc. | 22 |
9 |
| Hitachi Energy Ltd. | 2400 |
9 |
| GasPorOx AB | 48 |
8 |
| Hifi Engineering Inc. | 136 |
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 | 2757 |
7 |
| NEC Corporation | 36455 |
6 |
| ExxonMobil Upstream Research Company | 2359 |
6 |
| FLIR Systems AB | 203 |
6 |
| Wilco AG | 47 |
6 |
| Halliburton Energy Services, Inc. | 21107 |
5 |
| Nippon Telegraph and Telephone Corporation | 16266 |
5 |
| 3D at Depth, Inc. | 32 |
5 |
| The Procter & Gamble Company | 21977 |
4 |
| Other owners | 533 |