- 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: 45
10-year publication summary
|
0
|
0
|
1
|
3
|
11
|
6
|
5
|
9
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kubota Corporation | 3495 |
10 |
| Hitachi Construction Machinery Co., Ltd. | 2566 |
4 |
| Oshkosh Corporation | 1190 |
4 |
| Komatsu Ltd. | 4418 |
3 |
| Hamilton Sundstrand Corporation | 4728 |
2 |
| EMG Automation GmbH | 39 |
2 |
| The Boeing Company | 19911 |
1 |
| Deere & Company | 7344 |
1 |
| Airbus Operations GmbH | 3290 |
1 |
| Airbus Operations S.A.S. | 2447 |
1 |
| Caterpillar Inc. | 9166 |
1 |
| Massachusetts Institute of Technology | 9913 |
1 |
| CNH Industrial America LLC | 1752 |
1 |
| CNH Industrial Belgium NV | 421 |
1 |
| Crown Equipment Corporation | 921 |
1 |
| Generac Power Systems, Inc. | 387 |
1 |
| J.C. Bamford Excavators Limited | 404 |
1 |
| Kennedy Metal Products & Buildings, Inc. | 3 |
1 |
| KYB Corporation | 1325 |
1 |
| Scania CV AB | 2378 |
1 |
| Other owners | 6 |