- 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: 784
10-year publication summary
|
43
|
46
|
38
|
31
|
27
|
20
|
16
|
12
|
10
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asia Vital Components Co., Ltd. | 418 |
26 |
| Lenovo International Limited | 1004 |
19 |
| Raytheon Company | 8399 |
13 |
| Hewlett Packard Enterprise Development LP | 10773 |
13 |
| Denso Corporation | 24692 |
12 |
| Fractal Antenna Systems, Inc. | 58 |
12 |
| The Boeing Company | 20161 |
10 |
| Champ Tech Optical (Foshan) Corporation | 103 |
10 |
| Google LLC | 42942 |
10 |
| Dell Products L.P. | 15234 |
9 |
| Inventec Corporation | 888 |
8 |
| GLOBALFOUNDRIES U.S. Inc. | 6415 |
8 |
| Vertiv Corporation | 610 |
8 |
| Apple Inc. | 56070 |
7 |
| International Business Machines Corporation | 61694 |
7 |
| General Electric Company | 13859 |
6 |
| Honeywell International Inc. | 13562 |
6 |
| Microsoft Technology Licensing, LLC | 54162 |
6 |
| Hamilton Sundstrand Corporation | 4950 |
6 |
| Asustek Computer Inc. | 1844 |
6 |
| Other owners | 582 |