- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structures; testing of structures or apparatus, not otherwise provided for
- G01M 3/32 - Investigating fluid tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
Patent holdings for IPC class G01M 3/32
Total number of patents in this class: 761
10-year publication summary
|
52
|
57
|
76
|
79
|
79
|
96
|
58
|
75
|
60
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| INFICON GmbH | 209 |
38 |
| Robert Bosch GmbH | 40953 |
14 |
| Ateq | 68 |
14 |
| Toyota Motor Corporation | 28582 |
9 |
| EMD Millipore Corporation | 657 |
9 |
| Denso Corporation | 23338 |
8 |
| Wilco AG | 43 |
8 |
| Ford Global Technologies, LLC | 19702 |
7 |
| Sartorius Stedim Biotech GmbH | 774 |
7 |
| Vitesco Technologies GmbH | 2372 |
7 |
| Red Rhino of FL, Inc. | 11 |
7 |
| Hyundai Motor Company | 19021 |
6 |
| Ebara Corporation | 1951 |
6 |
| Fukuda Co., Ltd. | 20 |
6 |
| Sartorius Stedim FMT SAS | 165 |
6 |
| Franklin Fueling Systems, LLC | 78 |
6 |
| Franklin Fueling Systems, Inc. | 43 |
5 |
| GasPorOx AB | 43 |
5 |
| Square Robot, Inc. | 17 |
5 |
| Boehringer Ingelheim International GmbH | 4629 |
4 |
| Other owners | 584 |