- 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: 632
10-year publication summary
|
63
|
69
|
65
|
41
|
27
|
31
|
18
|
10
|
22
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44252 |
46 |
| Denso Corporation | 25676 |
32 |
| AVL List GmbH | 1331 |
25 |
| Toyota Motor Corporation | 35992 |
23 |
| Ford Global Technologies, LLC | 21582 |
20 |
| Hitachi Astemo, Ltd. | 6422 |
16 |
| Meidensha Corporation | 936 |
15 |
| Caterpillar Inc. | 10299 |
14 |
| GM Global Technology Operations LLC | 16205 |
13 |
| Honda Motor Co., Ltd. | 26154 |
12 |
| Vitesco Technologies GmbH | 2396 |
11 |
| Scania CV AB | 2412 |
10 |
| Perkins Engines Company Limited | 304 |
8 |
| Pratt & Whitney Canada Corp. | 5523 |
7 |
| Hyundai Motor Company | 24852 |
7 |
| RENAULT s.a.s. | 5372 |
7 |
| Subaru Corporation | 4052 |
7 |
| General Electric Company | 13938 |
6 |
| Continental Automotive GmbH | 4471 |
6 |
| Bayerische Motoren Werke Aktiengesellschaft | 15393 |
6 |
| Other owners | 341 |