- 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: 252
10-year publication summary
|
6
|
14
|
26
|
27
|
28
|
35
|
35
|
27
|
34
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZF Friedrichshafen AG | 7272 |
9 |
| SEW-EURODRIVE GmbH & Co. KG | 2050 |
9 |
| Klingelnberg AG | 84 |
7 |
| Schaeffler Technologies AG & Co. KG | 11233 |
6 |
| ABB Schweiz AG | 7761 |
6 |
| Honda Motor Co., Ltd. | 26657 |
5 |
| Gleason Metrology Systems Corporation | 21 |
5 |
| Flender GmbH | 435 |
5 |
| Robert Bosch GmbH | 44398 |
4 |
| Caterpillar Inc. | 10343 |
4 |
| Chongqing University | 310 |
4 |
| The Gleason Works | 196 |
4 |
| Safran Aircraft Engines | 6801 |
4 |
| Hitachi Construction Machinery Co., Ltd. | 2807 |
3 |
| Mitsubishi Electric Corporation | 48460 |
3 |
| Kawasaki Heavy Industries, Limited | 1709 |
3 |
| Beijing University of Technology | 522 |
3 |
| Magna Seating Inc. | 366 |
3 |
| Polyplastics Co., Ltd. | 586 |
3 |
| Sumitomo Heavy Industries, Ltd. | 2137 |
3 |
| Other owners | 159 |