- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 9/125 - Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
Patent holdings for IPC class F04B 9/125
Total number of patents in this class: 45
10-year publication summary
|
7
|
6
|
4
|
4
|
5
|
1
|
3
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graco Minnesota Inc. | 1162 |
7 |
| Centre National de La Recherche Scientifique | 10052 |
3 |
| Henkel AG & Co. KGaA | 10337 |
3 |
| African Explosives Limited | 17 |
2 |
| Carlisle Fluid Technologies, Inc. | 141 |
2 |
| EXEL Industries | 513 |
2 |
| Monkey Pumps, LLC | 7 |
2 |
| Nordson Corporation | 1207 |
2 |
| Providence Enterprise Limited | 4 |
2 |
| Boostheat | 21 |
1 |
| Chang Gung Memorial Hospital, Linkou | 55 |
1 |
| FMC Kongsberg Subsea AS | 250 |
1 |
| Hygen SIA | 2 |
1 |
| International Truck Intellectual Property Company, LLC | 454 |
1 |
| Lincoln Industrial Corporation | 108 |
1 |
| Memolub International S.A. | 6 |
1 |
| Optimol Tribotechnik S.A. | 2 |
1 |
| Osakeyhtiö SKF Aktiebolag | 7 |
1 |
| Oy SKF AB | 1 |
1 |
| Pressure Wave Systems GmbH | 13 |
1 |
| Other owners | 9 |