- All sections
- G - Physics
- G12B - Constructional details of instruments, or comparable details of other apparatus, not otherwise provided for
- G12B 15/04 - Cooling by currents of fluid, e.g. air, in open cycle
Patent holdings for IPC class G12B 15/04
Total number of patents in this class: 21
10-year publication summary
|
2
|
1
|
1
|
8
|
1
|
2
|
1
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25940 |
6 |
| Huawei Technologies Co., Ltd. | 111237 |
5 |
| Centro Nacional de Pesquisa em Energia e Materiais CNPEM | 32 |
1 |
| EPEC Oy | 28 |
1 |
| Gentex Corporation | 1885 |
1 |
| Israel Aerospace Industries Ltd. | 520 |
1 |
| The University of North Carolina at Chapel Hill | 2024 |
1 |
| ZAF Energy Systems, Incorporated | 45 |
1 |
| Telefonaktiebolaget LM Ericsson (publ) | 27825 |
1 |
| Clear PX Technologies Ltd | 1 |
1 |
| Scientific and Technical Center Inntech Limited | 1 |
1 |
| Obshchestvo S Ogranichennoi Otvetstvennostiu "evokargo" | 20 |
1 |
| Other owners | 0 |