- 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 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: 67
10-year publication summary
|
10
|
7
|
11
|
8
|
3
|
3
|
3
|
11
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warner Electric Technology LLC | 119 |
4 |
| Gorman-Rupp Company, The | 142 |
3 |
| Watson-Marlow GmbH | 33 |
3 |
| Purdue Research Foundation | 3277 |
2 |
| Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2487 |
2 |
| Eckerle Industrie-Elektronik GmbH | 7 |
2 |
| KYB Corporation | 1278 |
2 |
| Nidec Tosok Corporation | 213 |
2 |
| Plastic Omnium Advanced Innovation and Research | 328 |
2 |
| Quidnet Energy Inc. | 25 |
2 |
| Robert Bosch Automotive Steering GmbH | 159 |
2 |
| Eaton Intelligent Power Limited | 6113 |
2 |
| Dong Won Lee | 2 |
2 |
| Youngtack Shim | 2 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Deere & Company | 6845 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| BSH Hausgeräte GmbH | 5384 |
1 |
| Other owners | 29 |