- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 43/00 - Machines, pumps, or pumping installations having flexible working members
Patent holdings for IPC class F04B 43/00
Total number of patents in this class: 837
10-year publication summary
|
58
|
72
|
83
|
90
|
98
|
83
|
80
|
60
|
50
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1640 |
30 |
| Fresenius Medical Care Deutschland GmbH | 2100 |
18 |
| Repligen Corporation | 258 |
18 |
| Murata Manufacturing Co., Ltd. | 22355 |
14 |
| Graco Minnesota Inc. | 1124 |
12 |
| Nippon Pillar Packing Co., Ltd. | 269 |
11 |
| AMS R&D SAS | 18 |
10 |
| Charles Austen Pumps Limited | 45 |
9 |
| GOJO Industries, Inc. | 891 |
9 |
| Prominent GmbH | 97 |
9 |
| Wanner Engineering, Inc. | 50 |
9 |
| Microjet Technology Co., Ltd. | 344 |
8 |
| Precision Planting LLC | 925 |
8 |
| Tetra Laval Holdings & Finance S.A. | 2007 |
8 |
| Watson-Marlow Limited | 90 |
8 |
| Robert Bosch GmbH | 40953 |
7 |
| EBM-Papst St. Georgen GmbH & Co. KG | 286 |
7 |
| Gambro Lundia AB | 1383 |
7 |
| Watson-Marlow GmbH | 33 |
7 |
| Xiamen Koge Micro Tech Co., Ltd. | 21 |
7 |
| Other owners | 621 |