- 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 2/34 - Rotary-piston machines or pumps having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members
Patent holdings for IPC class F04C 2/34
Total number of patents in this class: 29
10-year publication summary
4
|
8
|
5
|
5
|
3
|
3
|
0
|
3
|
3
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
3 |
Hamilton Sundstrand Corporation | 4525 |
3 |
Caterpillar Inc. | 8877 |
2 |
Danfoss A/S | 1259 |
2 |
Toyota Motor Corporation | 28582 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Continental Automotive GmbH | 5573 |
1 |
Schaeffler Technologies AG & Co. KG | 8880 |
1 |
BSH Hausgeräte GmbH | 5384 |
1 |
Hasse & WREDE GmbH | 45 |
1 |
Magna Powertrain of America, Inc. | 91 |
1 |
Mathers Hydraulics Technologies Pty Ltd | 17 |
1 |
Okamura Yugen Kaisha | 23 |
1 |
O.M.P. Officine Mazzocco Pagnoni, S.r.L. | 18 |
1 |
Schwabische Huttenwerke Automotive GmbH | 68 |
1 |
Eaton Intelligent Power Limited | 6113 |
1 |
Gerate-und Pumpenbau GmbH Dr. Eugen Schmidt | 27 |
1 |
Vitesco Technologies GmbH | 2372 |
1 |
GOH, Shon Hai | 1 |
1 |
Hanon Systems EFP Deutschland GmbH | 79 |
1 |
Other owners | 3 |