- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 13/021 - Gearings
Patent holdings for IPC class G01M 13/021
Total number of patents in this class: 211
10-year publication summary
|
1
|
6
|
14
|
26
|
27
|
28
|
35
|
34
|
26
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZF Friedrichshafen AG | 7137 |
8 |
| SEW-EURODRIVE GmbH & Co. KG | 1942 |
8 |
| ABB Schweiz AG | 6912 |
6 |
| Gleason Metrology Systems Corporation | 20 |
5 |
| Klingelnberg AG | 79 |
5 |
| Flender GmbH | 362 |
5 |
| Robert Bosch GmbH | 42596 |
4 |
| The Gleason Works | 201 |
4 |
| Safran Aircraft Engines | 6265 |
4 |
| Hitachi Construction Machinery Co., Ltd. | 2630 |
3 |
| Caterpillar Inc. | 9521 |
3 |
| Schaeffler Technologies AG & Co. KG | 9802 |
3 |
| Kawasaki Heavy Industries, Limited | 1625 |
3 |
| Beijing University of Technology | 492 |
3 |
| Chongqing University | 267 |
3 |
| Magna Seating Inc. | 359 |
3 |
| Sumitomo Heavy Industries, Ltd. | 1909 |
3 |
| GE Infrastructure Technology, LLC | 6201 |
3 |
| Vestas Wind Systems A/S | 3668 |
3 |
| China Three Gorges Corporation | 178 |
3 |
| Other owners | 129 |