- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 13/02 - Pumps specially modified to deliver fixed or variable measured quantities of two or more fluids at the same time
Patent holdings for IPC class F04B 13/02
Total number of patents in this class: 257
10-year publication summary
|
17
|
40
|
25
|
30
|
21
|
20
|
14
|
15
|
18
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1707 |
35 |
| Dosatron International | 68 |
33 |
| GOJO Industries, Inc. | 891 |
20 |
| LG Electronics Inc. | 71039 |
9 |
| Agilent Technologies, Inc. | 2676 |
8 |
| Graco Minnesota Inc. | 1163 |
6 |
| BASF SE | 20432 |
4 |
| Robert Bosch GmbH | 41786 |
4 |
| Nidec Sankyo Corporation | 1093 |
4 |
| Waters Technologies Corporation | 1678 |
4 |
| Halliburton Energy Services, Inc. | 20438 |
3 |
| Whirlpool Corporation | 4333 |
3 |
| Shimadzu Corporation | 6019 |
3 |
| Altria Client Services LLC | 2043 |
3 |
| Bosch Pouch Systems AG | 20 |
3 |
| Op-hygiene IP GmbH | 207 |
3 |
| Precision Planting LLC | 1016 |
3 |
| Pumptec, Inc. | 15 |
3 |
| Simplehuman LLC | 334 |
3 |
| Mixtron S.r.l. | 28 |
3 |
| Other owners | 100 |