- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- 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: 882
10-year publication summary
|
70
|
79
|
87
|
87
|
79
|
75
|
65
|
51
|
44
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1790 |
32 |
| Fresenius Medical Care Deutschland GmbH | 2180 |
17 |
| Murata Manufacturing Co., Ltd. | 24861 |
15 |
| Repligen Corporation | 289 |
15 |
| Graco Minnesota Inc. | 1214 |
12 |
| Prominent GmbH | 99 |
11 |
| Nippon Pillar Packing Co., Ltd. | 245 |
10 |
| Wanner Engineering, Inc. | 53 |
10 |
| AMS R&D SAS | 18 |
10 |
| Charles Austen Pumps Limited | 50 |
9 |
| GOJO Industries, Inc. | 884 |
9 |
| Microjet Technology Co., Ltd. | 451 |
9 |
| Precision Planting LLC | 1128 |
8 |
| Tetra Laval Holdings & Finance S.A. | 2176 |
8 |
| Watson-Marlow GmbH | 35 |
8 |
| Watson-Marlow Limited | 98 |
8 |
| Robert Bosch GmbH | 42887 |
7 |
| Blue-White Industries, Ltd., DBA Blue-White Industries | 73 |
7 |
| Xiamen Koge Micro Tech Co., Ltd. | 23 |
7 |
| EBM-Papst St. Georgen GmbH & Co. KG | 232 |
6 |
| Other owners | 664 |