- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 14/18 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
Patent holdings for IPC class F04C 14/18
Total number of patents in this class: 97
10-year publication summary
|
15
|
14
|
2
|
6
|
6
|
2
|
2
|
2
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanon Systems EFP Canada Ltd. | 67 |
11 |
| Hitachi Astemo, Ltd. | 6410 |
9 |
| KYB Corporation | 1422 |
5 |
| Schwabische Huttenwerke Automotive GmbH | 62 |
4 |
| Deere & Company | 8097 |
3 |
| GM Global Technology Operations LLC | 16124 |
3 |
| Ford Global Technologies, LLC | 21509 |
3 |
| Aisin Seiki Kabushiki Kaisha | 2159 |
3 |
| Toyota Motor Corporation | 35772 |
2 |
| Robert Bosch GmbH | 44160 |
2 |
| Hamilton Sundstrand Corporation | 5015 |
2 |
| Purdue Research Foundation | 3916 |
2 |
| Joma-Polytec GmbH | 51 |
2 |
| Tetra Laval Holdings & Finance S.A. | 2231 |
2 |
| Eaton Intelligent Power Limited | 6243 |
2 |
| Hcvtransmission B.V. | 2 |
2 |
| Hanon Systems EFP Deutschland GmbH | 97 |
2 |
| Johnson Electric Motion Technology Canada Ltd. | 17 |
2 |
| Samsung Electronics Co., Ltd. | 157719 |
1 |
| Honda Motor Co., Ltd. | 26025 |
1 |
| Other owners | 34 |