- 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 2/348 - 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 with vanes reciprocating with respect to the inner member the vanes positively engaging, with circumferential play, an outer rotatable member
Patent holdings for IPC class F04C 2/348
Total number of patents in this class: 22
10-year publication summary
1
|
4
|
2
|
4
|
1
|
0
|
1
|
3
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pierburg Pump Technology GmbH | 305 |
3 |
Aisin Seiki Kabushiki Kaisha | 2427 |
2 |
Officine Mazzocco Pagnoni S.r.l. | 3 |
2 |
H.P.E. HIGH PERFORMANCE ENGINEERING S.r.L. | 3 |
2 |
Hitachi Astemo, Ltd. | 5618 |
2 |
Toyota Motor Corporation | 28582 |
1 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
1 |
Aisin AW Co., Ltd. | 2430 |
1 |
Hamilton Sundstrand Corporation | 4525 |
1 |
Greystone Technologies Pty Ltd | 10 |
1 |
Joma-Polytec GmbH | 45 |
1 |
Nanyang Technological University | 1739 |
1 |
REGI U.S., Inc. | 10 |
1 |
Robert Bosch Automotive Steering GmbH | 159 |
1 |
Eaton Intelligent Power Limited | 6113 |
1 |
CH Creative Co., Ltd. | 5 |
1 |
Other owners | 0 |