- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 49/02 - Stopping, starting, unloading or idling control
Patent holdings for IPC class F04B 49/02
Total number of patents in this class: 640
10-year publication summary
|
48
|
59
|
63
|
46
|
58
|
60
|
44
|
39
|
41
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Industrial Equipment Systems Co., Ltd. | 1483 |
20 |
| LG Electronics Inc. | 73772 |
17 |
| Atlas Copco Airpower, naamloze vennootschap | 1040 |
12 |
| DEKA Products Limited Partnership | 1806 |
11 |
| Copeland LP | 693 |
11 |
| Graco Minnesota Inc. | 1225 |
9 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 460 |
9 |
| Robert Bosch GmbH | 43063 |
8 |
| Halliburton Energy Services, Inc. | 21078 |
7 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 218 |
7 |
| Denso Corporation | 24783 |
6 |
| Murata Manufacturing Co., Ltd. | 25001 |
6 |
| Max Co., Ltd. | 853 |
6 |
| Sandvik Intellectual Property AB | 1457 |
6 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1382 |
6 |
| Honda Motor Co., Ltd. | 25780 |
5 |
| Mitsubishi Electric Corporation | 46926 |
5 |
| Hyundai Motor Company | 22813 |
5 |
| Black & Decker, Inc. | 2404 |
5 |
| FNA Group, Inc. | 158 |
5 |
| Other owners | 474 |