- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 3/08 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables, or tubesInvestigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipe joints or sealsInvestigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for valves
Patent holdings for IPC class G01M 3/08
Total number of patents in this class: 85
10-year publication summary
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4
|
2
|
5
|
5
|
5
|
4
|
4
|
3
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Massachusetts Institute of Technology | 10282 |
4 |
| Union Tank Car Company | 31 |
4 |
| Chevron U.S.A. Inc. | 4159 |
3 |
| King Fahd University of Petroleum and Minerals | 1587 |
3 |
| Gasokay ApS | 13 |
3 |
| Alarm.com Incorporated | 1016 |
2 |
| Jain Irrigation Systems Limited | 53 |
2 |
| KITZ Corporation | 209 |
2 |
| IOP Marine A/S | 9 |
2 |
| Batfer Investment S.A. | 37 |
2 |
| Iq4h2, LLC | 3 |
2 |
| Schlumberger Technology Corporation | 11879 |
1 |
| Schlumberger Canada Limited | 7620 |
1 |
| Schlumberger Technology B.v. | 5299 |
1 |
| Schlumberger Holdings Limited | 2684 |
1 |
| International Business Machines Corporation | 62748 |
1 |
| The Boeing Company | 20186 |
1 |
| Denso Corporation | 25645 |
1 |
| Continental Automotive Systems, Inc. | 1020 |
1 |
| Agilent Technologies, Inc. | 2637 |
1 |
| Other owners | 47 |