- 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: 470
10-year publication summary
|
45
|
40
|
39
|
53
|
38
|
34
|
24
|
26
|
21
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25758 |
74 |
| GOJO Industries, Inc. | 878 |
14 |
| Graco Minnesota Inc. | 1281 |
13 |
| Masimo Corporation | 1380 |
11 |
| Frore Systems Inc. | 115 |
10 |
| Continental Teves AG & Co. oHG | 1461 |
9 |
| Techno Takatsuki Co., Ltd. | 27 |
9 |
| Ossur Iceland ehf | 532 |
8 |
| PDC Machines Inc. | 13 |
8 |
| Mabuchi Motor Oken Co., Ltd. | 15 |
7 |
| Solventum Intellectual Properties Company | 3418 |
7 |
| Gardner Denver Thomas GmbH | 12 |
5 |
| Joe Santa & Associates Pty Limited | 15 |
5 |
| KNF Neuberger GmbH | 28 |
5 |
| Microjet Technology Co., Ltd. | 461 |
5 |
| Mitsumi Electric Co., Ltd. | 1137 |
5 |
| Sibata Scientific Technology Ltd. | 13 |
5 |
| Ulvac Kiko, Inc. | 30 |
5 |
| Cavendish Hydrogen A/S | 25 |
5 |
| Robert Bosch GmbH | 44176 |
4 |
| Other owners | 256 |