- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 1/143 - Cylinders
Patent holdings for IPC class F04B 1/143
Total number of patents in this class: 29
10-year publication summary
0
|
0
|
3
|
4
|
4
|
5
|
4
|
3
|
6
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mixtron S.r.l. | 21 |
4 |
Katadyn Desalination, LLC | 8 |
2 |
Estis Compression, LLC | 24 |
2 |
Robert Bosch GmbH | 40953 |
1 |
Hamilton Sundstrand Corporation | 4525 |
1 |
Komatsu Ltd. | 4265 |
1 |
FNA Group, Inc. | 150 |
1 |
Goodrich Actuation Systems SAS | 134 |
1 |
Graco Minnesota Inc. | 1124 |
1 |
MAHLE International GmbH | 2670 |
1 |
National Oilwell Varco, L.P. | 1604 |
1 |
SOLO Kleinmotoren GmbH | 12 |
1 |
Southwest Petroleum University | 403 |
1 |
SPX Flow Technology Norderstedt GmbH | 9 |
1 |
Volkswagen AG | 6966 |
1 |
KHOLLE Magnolia 2015, LLC | 19 |
1 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
1 |
Maxell IZUMI Co., Ltd. | 36 |
1 |
Regetns of the University of Minnesota | 1 |
1 |
Gartech, LLC | 18 |
1 |
Other owners | 4 |