- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 3/12 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing elastic covers or coatings, e.g. soapy water
Patent holdings for IPC class G01M 3/12
Total number of patents in this class: 20
10-year publication summary
|
2
|
1
|
1
|
1
|
3
|
1
|
1
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Automotive Test Solutions, Inc. | 11 |
2 |
| The Boeing Company | 19953 |
1 |
| Michelin Recherche et Technique S.A. | 2209 |
1 |
| 2266170 Ontario Inc. | 73 |
1 |
| Holtec International, Inc. | 271 |
1 |
| INFICON GmbH | 43 |
1 |
| Leak Detection Technologies, Inc. | 3 |
1 |
| Levtech, Inc. | 7 |
1 |
| Nippon Crucible Co., Ltd. | 39 |
1 |
| Packaging Technologies & Inspection LLC | 24 |
1 |
| San Diego Gas & Electric Company | 64 |
1 |
| University of Houston System | 1068 |
1 |
| Compagnie Generale des Etablissements Michelin | 4674 |
1 |
| Sealtech Manufacturing USA | 1 |
1 |
| Haukes Van der Hoeven Beheer B.V. | 1 |
1 |
| Dripp AB | 1 |
1 |
| Packaging Technologies and Inspection, LLC | 8 |
1 |
| Shipbuilding Technology Research Insititute (no.11 Institute of Cssc) | 12 |
1 |
| Shanghai Ship Engineering Quality Testing Co., Ltd. | 1 |
1 |
| Other owners | 0 |