- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 13/00 - Pumps specially modified to deliver fixed or variable measured quantities
Patent holdings for IPC class F04B 13/00
Total number of patents in this class: 622
10-year publication summary
|
50
|
59
|
55
|
51
|
42
|
45
|
34
|
43
|
32
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graco Minnesota Inc. | 1280 |
24 |
| Prominent GmbH | 98 |
16 |
| Fluid Metering, Inc. | 72 |
15 |
| Becton, Dickinson and Company | 7563 |
12 |
| Shimadzu Corporation | 6340 |
12 |
| Entegris, Inc. | 2008 |
10 |
| Henkel AG & Co. KGaA | 10770 |
9 |
| Agilent Technologies, Inc. | 2634 |
8 |
| AquaStar Pool Products, Inc. | 86 |
8 |
| Dosatron International | 71 |
8 |
| BASF SE | 21303 |
7 |
| B. Braun Melsungen AG | 1052 |
7 |
| Precision Planting LLC | 1193 |
7 |
| Robert Bosch GmbH | 44160 |
6 |
| GOJO Industries, Inc. | 877 |
6 |
| Nikkiso Co., Ltd. | 791 |
6 |
| Grundfos Holding A/S | 606 |
6 |
| A.C. Dispensing Equipment, Inc. | 38 |
5 |
| Aptar France SAS | 846 |
5 |
| Ecolab USA Inc. | 5796 |
5 |
| Other owners | 440 |