- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F15B - Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details of fluid-pressure systems, not otherwise provided for
- F15B 21/0427 - Heating
Patent holdings for IPC class F15B 21/0427
Total number of patents in this class: 40
10-year publication summary
0
|
0
|
0
|
1
|
3
|
11
|
6
|
4
|
9
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kubota Corporation | 3054 |
9 |
Hitachi Construction Machinery Co., Ltd. | 2498 |
4 |
Oshkosh Corporation | 1006 |
4 |
Komatsu Ltd. | 4265 |
3 |
Hamilton Sundstrand Corporation | 4525 |
2 |
Deere & Company | 6845 |
1 |
Airbus Operations GmbH | 3188 |
1 |
Airbus Operations S.A.S. | 2407 |
1 |
Caterpillar Inc. | 8877 |
1 |
Massachusetts Institute of Technology | 9795 |
1 |
CNH Industrial America LLC | 1683 |
1 |
CNH Industrial Belgium NV | 386 |
1 |
Crown Equipment Corporation | 898 |
1 |
EMG Automation GmbH | 37 |
1 |
Generac Power Systems, Inc. | 379 |
1 |
J.C. Bamford Excavators Limited | 398 |
1 |
Kennedy Metal Products & Buildings, Inc. | 3 |
1 |
KYB Corporation | 1278 |
1 |
Scania CV AB | 2330 |
1 |
Siemens Gamesa Renewable Energy A/S | 1647 |
1 |
Other owners | 3 |