- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 23/02 - Arrangements for obtaining or maintaining same in a liquid state
Patent holdings for IPC class F28F 23/02
Total number of patents in this class: 64
10-year publication summary
|
4
|
8
|
11
|
6
|
5
|
6
|
0
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Energy and Environmental Research Center Foundation | 36 |
3 |
| Hyundai Heavy Industries Co., Ltd. | 271 |
3 |
| Denso Corporation | 25452 |
2 |
| Hyundai Motor Company | 24528 |
2 |
| Yazaki Corporation | 7050 |
2 |
| Alfa Laval Corhex Ltd | 3 |
2 |
| Coolit Systems Inc. | 77 |
2 |
| INVISTA Technologies S.a.r.l. | 398 |
2 |
| Japan Climate Systems Corporation | 76 |
2 |
| Ozyegin Universitesi | 104 |
2 |
| Sabanci Universitesi | 134 |
2 |
| Sony Corporation | 30263 |
1 |
| Honeywell International Inc. | 12755 |
1 |
| Fujitsu Limited | 16882 |
1 |
| Ford Global Technologies, LLC | 21446 |
1 |
| Yazaki Energy System Corporation | 99 |
1 |
| Microsoft Technology Licensing, LLC | 54399 |
1 |
| Kia Motors Corporation | 7719 |
1 |
| The Furukawa Electric Co., Ltd. | 3699 |
1 |
| Acer Incorporated | 2177 |
1 |
| Other owners | 31 |