- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 41/06 - Combinations of two or more pumps
Patent holdings for IPC class F04B 41/06
Total number of patents in this class: 415
10-year publication summary
27
|
29
|
26
|
37
|
40
|
37
|
34
|
35
|
36
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Edwards Limited | 764 |
20 |
Atlas Copco Airpower, naamloze vennootschap | 915 |
15 |
Kaeser KOMPRESSOREN SE | 166 |
12 |
DEKA Products Limited Partnership | 1640 |
9 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
9 |
Mitsubishi Heavy Industries Compressor Corporation | 613 |
9 |
Ateliers Busch SA | 53 |
8 |
Murata Manufacturing Co., Ltd. | 22355 |
7 |
Denso Corporation | 23338 |
5 |
Sumitomo Heavy Industries, Ltd. | 1670 |
5 |
Leybold GmbH | 293 |
5 |
Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1407 |
5 |
Pfeiffer Vacuum | 153 |
5 |
Tae Technologies, Inc. | 220 |
4 |
Copeland LP | 656 |
4 |
Black & Decker, Inc. | 2402 |
3 |
Carrier Corporation | 4759 |
3 |
Air Products and Chemicals, Inc. | 1448 |
3 |
Burckhardt Compression AG | 116 |
3 |
Danfoss Commercial Compressors | 88 |
3 |
Other owners | 278 |