- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting 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: 846
10-year publication summary
|
52
|
73
|
75
|
78
|
91
|
57
|
77
|
61
|
61
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| INFICON GmbH | 216 |
40 |
| Ateq | 90 |
18 |
| Robert Bosch GmbH | 42887 |
15 |
| Toyota Motor Corporation | 33138 |
10 |
| EMD Millipore Corporation | 647 |
9 |
| Hyundai Motor Company | 22533 |
9 |
| Blue Leaf I.P., Inc. | 2789 |
8 |
| Wilco AG | 47 |
8 |
| Square Robot, Inc. | 22 |
8 |
| Vitesco Technologies GmbH | 2592 |
8 |
| Denso Corporation | 24601 |
7 |
| Ford Global Technologies, LLC | 20788 |
7 |
| Sartorius Stedim Biotech GmbH | 845 |
7 |
| Red Rhino of FL, Inc. | 11 |
7 |
| Ebara Corporation | 2205 |
6 |
| ABEC, Inc. | 46 |
5 |
| Fukuda Co., Ltd. | 19 |
5 |
| GasPorOx AB | 48 |
5 |
| Thomas Magnete GmbH | 108 |
5 |
| Samsung Electronics Co., Ltd. | 148173 |
4 |
| Other owners | 655 |