- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 15/04 - Testing internal-combustion engines
Patent holdings for IPC class G01M 15/04
Total number of patents in this class: 617
10-year publication summary
|
58
|
63
|
69
|
65
|
41
|
27
|
31
|
17
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42392 |
45 |
| Denso Corporation | 24069 |
32 |
| AVL List GmbH | 1279 |
24 |
| Toyota Motor Corporation | 31311 |
23 |
| Ford Global Technologies, LLC | 20379 |
21 |
| Hitachi Astemo, Ltd. | 6346 |
16 |
| Meidensha Corporation | 872 |
15 |
| GM Global Technology Operations LLC | 14834 |
13 |
| Vitesco Technologies GmbH | 2595 |
13 |
| Honda Motor Co., Ltd. | 25116 |
12 |
| Caterpillar Inc. | 9424 |
12 |
| Scania CV AB | 2381 |
10 |
| Perkins Engines Company Limited | 293 |
8 |
| RENAULT s.a.s. | 5444 |
8 |
| Pratt & Whitney Canada Corp. | 4518 |
7 |
| Hyundai Motor Company | 21451 |
7 |
| Continental Automotive GmbH | 5019 |
6 |
| Bayerische Motoren Werke Aktiengesellschaft | 14241 |
6 |
| Cummins Filtration IP, Inc. | 808 |
6 |
| Tula Technology, Inc. | 344 |
6 |
| Other owners | 327 |