- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 53/08 - Cooling; Heating; Preventing freezing
Patent holdings for IPC class F04B 53/08
Total number of patents in this class: 379
10-year publication summary
34
|
28
|
25
|
36
|
28
|
30
|
41
|
45
|
47
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 396 |
19 |
Robert Bosch GmbH | 40953 |
15 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
10 |
Alfred Kärcher GmbH & Co. KG | 398 |
7 |
LG Electronics Inc. | 69257 |
6 |
BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 196 |
6 |
Murata Manufacturing Co., Ltd. | 22355 |
5 |
Gotec SA | 22 |
5 |
Vitesco Technologies GmbH | 2372 |
5 |
Baker Hughes Incorporated | 5689 |
4 |
Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 566 |
4 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
4 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
4 |
Copeland LP | 656 |
4 |
Cryo H&i, Inc | 7 |
4 |
Liberty Advanced Equipment Technologies LLC | 18 |
4 |
Illinois Tool Works Inc. | 11152 |
3 |
Denso Corporation | 23338 |
3 |
Agilent Technologies, Inc. | 2744 |
3 |
Hamilton Sundstrand Corporation | 4525 |
3 |
Other owners | 261 |