- 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 18/063 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents with coaxially-mounted members having continuously-changing circumferential spacing between them
Patent holdings for IPC class F04C 18/063
Total number of patents in this class: 24
10-year publication summary
4
|
3
|
0
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Electronics Co., Ltd. | 131630 |
4 |
Daikin Industries, Ltd. | 9495 |
3 |
Copeland LP | 656 |
3 |
LG Electronics Inc. | 69257 |
2 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Hitachi, Ltd. | 16452 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Bitzer Kuehlmaschinenbau GmbH | 140 |
1 |
Edwards Limited | 764 |
1 |
Hanon Systems | 1632 |
1 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
1 |
Okamura Yugen Kaisha | 23 |
1 |
Scroll Laboratories, Inc. | 3 |
1 |
Trane International Inc. | 1123 |
1 |
Windtrans Systems Ltd. | 7 |
1 |
MFTB Holdco Inc | 316 |
1 |
Other owners | 0 |