- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structures; testing 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: 601
10-year publication summary
|
40
|
39
|
49
|
64
|
82
|
81
|
53
|
47
|
37
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konica Minolta, Inc. | 8349 |
30 |
| Omni Medsci, Inc. | 27 |
16 |
| MultiSensor Scientific, Inc. | 22 |
9 |
| Hitachi, Ltd. | 16452 |
8 |
| Bridger Photonics, Inc. | 46 |
8 |
| GasPorOx AB | 43 |
8 |
| Picarro, Inc. | 69 |
8 |
| Konica Minolta Laboratory U.S.A., Inc. | 421 |
7 |
| OptaSense Holdings Limited | 190 |
7 |
| Rebellion Photonics, Inc. | 77 |
7 |
| Halliburton Energy Services, Inc. | 20165 |
6 |
| ExxonMobil Upstream Research Company | 2525 |
6 |
| FLIR Systems AB | 203 |
6 |
| Hifi Engineering Inc. | 125 |
6 |
| NEC Corporation | 32703 |
5 |
| Wilco AG | 43 |
5 |
| The Procter & Gamble Company | 22178 |
4 |
| ABB Schweiz AG | 6321 |
4 |
| W. L. Gore & Associates, Inc. | 2600 |
4 |
| Fresenius Medical Care Deutschland GmbH | 2100 |
4 |
| Other owners | 443 |