- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 14/04 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for reversible machines or pumps
Patent holdings for IPC class F04C 14/04
Total number of patents in this class: 72
10-year publication summary
|
7
|
11
|
8
|
3
|
3
|
3
|
11
|
7
|
2
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warner Electric Technology LLC | 115 |
4 |
| Gorman-Rupp Company, The | 164 |
3 |
| Quidnet Energy Inc. | 28 |
3 |
| Watson-Marlow GmbH | 35 |
3 |
| Dong Won Lee | 3 |
3 |
| Youngtack Shim | 3 |
3 |
| Pump Technology Solutions PS GmbH | 14 |
3 |
| Purdue Research Foundation | 3583 |
2 |
| Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2728 |
2 |
| Eckerle Industrie-Elektronik GmbH | 6 |
2 |
| KYB Corporation | 1356 |
2 |
| Nidec Tosok Corporation | 206 |
2 |
| Plastic Omnium Advanced Innovation and Research | 335 |
2 |
| Robert Bosch Automotive Steering GmbH | 154 |
2 |
| Eaton Intelligent Power Limited | 5979 |
2 |
| Schlumberger Technology Corporation | 10673 |
1 |
| Deere & Company | 7575 |
1 |
| Robert Bosch GmbH | 42632 |
1 |
| GM Global Technology Operations LLC | 14968 |
1 |
| Hyundai Motor Company | 21897 |
1 |
| Other owners | 29 |