- 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: 900
10-year publication summary
|
76
|
79
|
80
|
96
|
58
|
81
|
67
|
65
|
72
|
47
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| INFICON GmbH | 216 |
40 |
| Ateq | 102 |
19 |
| Robert Bosch GmbH | 44252 |
18 |
| Toyota Motor Corporation | 35992 |
11 |
| EMD Millipore Corporation | 633 |
10 |
| Hyundai Motor Company | 24852 |
9 |
| Blue Leaf I.P., Inc. | 2930 |
9 |
| Wilco AG | 46 |
8 |
| Square Robot, Inc. | 23 |
8 |
| Vitesco Technologies GmbH | 2396 |
8 |
| Red Rhino of FL, Inc. | 12 |
8 |
| Denso Corporation | 25676 |
7 |
| Ford Global Technologies, LLC | 21582 |
7 |
| Sartorius Stedim Biotech GmbH | 881 |
7 |
| Ebara Corporation | 2345 |
6 |
| ABEC, Inc. | 54 |
6 |
| Pfeiffer Vacuum | 188 |
6 |
| Samsung Electronics Co., Ltd. | 158605 |
5 |
| Contemporary Amperex Technology Co., Limited | 10270 |
5 |
| Fukuda Co., Ltd. | 22 |
5 |
| Other owners | 698 |