- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 23/02 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors
Patent holdings for IPC class F04C 23/02
Total number of patents in this class: 425
10-year publication summary
|
17
|
22
|
32
|
28
|
32
|
35
|
47
|
47
|
45
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanon Systems | 2067 |
55 |
| LG Electronics Inc. | 74953 |
28 |
| Daikin Industries, Ltd. | 10375 |
26 |
| Samsung Electronics Co., Ltd. | 153573 |
18 |
| Sanden Corporation | 1005 |
14 |
| Panasonic Corporation | 19680 |
13 |
| Toyota Industries Corporation | 1190 |
13 |
| Atlas Copco Airpower, naamloze vennootschap | 1066 |
12 |
| Mitsubishi Electric Corporation | 47556 |
11 |
| Danfoss (Tianjin) Ltd. | 105 |
11 |
| Guangdong Meizhi Compressor Co., Ltd. | 199 |
11 |
| Denso Corporation | 25165 |
7 |
| GREE Electric Appliances, Inc. of Zhuhai | 3276 |
7 |
| Emerson Climate Technologies (Suzhou) Co., Ltd. | 169 |
6 |
| MAHLE International GmbH | 2879 |
6 |
| Danfoss Commercial Compressors | 93 |
5 |
| Anhui Meizhi Precision Manufacturing Co., Ltd. | 65 |
5 |
| Guangdong Midea Environmental Technologies Corporation Limited | 16 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10993 |
4 |
| Other owners | 164 |