- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; rotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 2/16 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
Patent holdings for IPC class F04C 2/16
Total number of patents in this class: 256
10-year publication summary
25
|
22
|
36
|
24
|
31
|
14
|
23
|
26
|
30
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Leistritz Pumpen GmbH | 22 |
16 |
CIRCOR Pumps North America, LLC | 32 |
10 |
NETZSCH Pumpen & Systeme GmbH | 93 |
9 |
Atlas Copco Airpower, naamloze vennootschap | 915 |
8 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
8 |
Nidec GPM GmbH | 152 |
8 |
General Electric Company | 18133 |
7 |
ITT Bornemann GmbH | 23 |
7 |
Continental Automotive GmbH | 5573 |
6 |
Project Phoenix, LLC | 52 |
6 |
Illinois Tool Works Inc. | 11152 |
5 |
Hugo Vogelsang Maschinenbau GmbH | 65 |
5 |
Klaus Union GmbH & Co. KG | 19 |
5 |
Vitesco Technologies GmbH | 2372 |
5 |
Brinkmann Pumpen K.h. Brinkmann GmbH & Co. KG | 31 |
4 |
seepex GmbH | 54 |
4 |
Settima Meccanica S.r.l. - Societa a Socio Unico | 10 |
4 |
Robert Bosch GmbH | 40953 |
3 |
Daikin Industries, Ltd. | 9495 |
3 |
Carrier Corporation | 4759 |
3 |
Other owners | 130 |