- 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: 627
10-year publication summary
|
63
|
67
|
63
|
40
|
27
|
29
|
18
|
10
|
21
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43554 |
46 |
| Denso Corporation | 25165 |
32 |
| AVL List GmbH | 1328 |
25 |
| Toyota Motor Corporation | 34545 |
23 |
| Ford Global Technologies, LLC | 21263 |
21 |
| Hitachi Astemo, Ltd. | 6411 |
16 |
| Meidensha Corporation | 927 |
15 |
| GM Global Technology Operations LLC | 15776 |
13 |
| Caterpillar Inc. | 10118 |
13 |
| Honda Motor Co., Ltd. | 25858 |
12 |
| Vitesco Technologies GmbH | 2406 |
11 |
| Scania CV AB | 2404 |
10 |
| Perkins Engines Company Limited | 297 |
8 |
| Pratt & Whitney Canada Corp. | 5210 |
7 |
| Hyundai Motor Company | 23688 |
7 |
| RENAULT s.a.s. | 5403 |
7 |
| Subaru Corporation | 3865 |
7 |
| General Electric Company | 13819 |
6 |
| Continental Automotive GmbH | 4631 |
6 |
| Bayerische Motoren Werke Aktiengesellschaft | 15008 |
6 |
| Other owners | 336 |