- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 53/08 - CoolingHeatingPreventing freezing
Patent holdings for IPC class F04B 53/08
Total number of patents in this class: 448
10-year publication summary
|
25
|
36
|
28
|
30
|
41
|
53
|
49
|
48
|
27
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 474 |
24 |
| Robert Bosch GmbH | 44176 |
16 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1544 |
13 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4118 |
8 |
| Alfred Kärcher GmbH & Co. KG | 349 |
7 |
| LG Electronics Inc. | 75818 |
6 |
| Graco Minnesota Inc. | 1281 |
6 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 230 |
6 |
| Murata Manufacturing Co., Ltd. | 25758 |
5 |
| Burckhardt Compression AG | 125 |
5 |
| Gotec SA | 21 |
5 |
| Poclain Hydraulics Industrie | 246 |
5 |
| Vitesco Technologies GmbH | 2397 |
5 |
| Atlas Copco Airpower, naamloze vennootschap | 1081 |
4 |
| DEKA Products Limited Partnership | 1887 |
4 |
| Gardner Denver Deutschland GmbH | 59 |
4 |
| Sichuan Honghua Petroleum Equipment Co. Ltd. | 78 |
4 |
| Stewart & Stevenson LLC | 130 |
4 |
| Kerr Machine Co. | 176 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3263 |
4 |
| Other owners | 309 |