- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 7/00 - Elements not covered by group , , or
Patent holdings for IPC class F28F 7/00
Total number of patents in this class: 729
10-year publication summary
|
49
|
44
|
35
|
28
|
20
|
17
|
14
|
11
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asia Vital Components Co., Ltd. | 436 |
26 |
| Lenovo Global Technologies Switzerland International GmbH | 1471 |
14 |
| Raytheon Company | 8435 |
13 |
| Fractal Antenna Systems, Inc. | 56 |
12 |
| Hewlett Packard Enterprise Development LP | 11519 |
11 |
| Denso Corporation | 25676 |
10 |
| The Boeing Company | 20196 |
9 |
| Dell Products L.P. | 17129 |
9 |
| Google LLC | 44674 |
9 |
| Champ Tech Optical (Foshan) Corporation | 105 |
8 |
| Vertiv Corporation | 781 |
8 |
| Apple Inc. | 59117 |
7 |
| International Business Machines Corporation | 62754 |
7 |
| Microsoft Technology Licensing, LLC | 54524 |
7 |
| Inventec Corporation | 989 |
7 |
| General Electric Company | 13938 |
6 |
| Hamilton Sundstrand Corporation | 5013 |
6 |
| GLOBALFOUNDRIES U.S. Inc. | 6385 |
6 |
| Asetek Danmark A/S | 79 |
6 |
| Honeywell International Inc. | 12770 |
5 |
| Other owners | 543 |