- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; rotary-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: 336
10-year publication summary
20
|
18
|
17
|
22
|
32
|
29
|
32
|
37
|
47
|
18
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hanon Systems | 1632 |
34 |
Daikin Industries, Ltd. | 9495 |
22 |
LG Electronics Inc. | 69257 |
20 |
Sanden Corporation | 859 |
15 |
Panasonic Corporation | 20786 |
13 |
Atlas Copco Airpower, naamloze vennootschap | 915 |
12 |
Samsung Electronics Co., Ltd. | 131630 |
10 |
Mitsubishi Electric Corporation | 43934 |
10 |
Toyota Industries Corporation | 1010 |
10 |
Danfoss (Tianjin) Ltd. | 83 |
9 |
Guangdong Meizhi Compressor Co., Ltd. | 157 |
9 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
7 |
Denso Corporation | 23338 |
6 |
Emerson Climate Technologies (Suzhou) Co., Ltd. | 172 |
6 |
Guangdong Midea Environmental Technologies Corporation Limited | 12 |
5 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
Green Refrigeration Equipment Engineering Research Center of Zhuhai GREE Co., Ltd. | 74 |
4 |
ING. ENEA MATTEI S.p.A. | 17 |
4 |
Other owners | 128 |