- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 45/04 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
Patent holdings for IPC class F04B 45/04
Total number of patents in this class: 449
10-year publication summary
|
50
|
45
|
39
|
38
|
51
|
36
|
30
|
23
|
21
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24813 |
75 |
| Graco Minnesota Inc. | 1211 |
13 |
| GOJO Industries, Inc. | 884 |
12 |
| Continental Teves AG & Co. oHG | 1551 |
10 |
| Frore Systems Inc. | 104 |
10 |
| Masimo Corporation | 1342 |
9 |
| Techno Takatsuki Co., Ltd. | 25 |
9 |
| PDC Machines Inc. | 15 |
9 |
| Ossur Iceland ehf | 488 |
8 |
| Mabuchi Motor Oken Co., Ltd. | 14 |
7 |
| Solventum Intellectual Properties Company | 3339 |
7 |
| Baxter International Inc. | 2415 |
5 |
| Baxter Healthcare S.A. | 1836 |
5 |
| Gardner Denver Thomas GmbH | 12 |
5 |
| Joe Santa & Associates Pty Limited | 15 |
5 |
| KNF Neuberger GmbH | 29 |
5 |
| Microjet Technology Co., Ltd. | 450 |
5 |
| Mitsumi Electric Co., Ltd. | 1094 |
5 |
| Sibata Scientific Technology Ltd. | 13 |
5 |
| Ulvac Kiko, Inc. | 31 |
5 |
| Other owners | 235 |