- All sections
- H - Electricity
- H05K - Printed circuits; casings or constructional details of electric apparatus; manufacture of assemblages of electrical components
- H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
Patent holdings for IPC class H05K 7/20
Total number of patents in this class: 25873
10-year publication summary
|
1718
|
1797
|
1945
|
2126
|
2307
|
2341
|
2583
|
2726
|
2834
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dell Products L.P. | 12912 |
585 |
| Huawei Technologies Co., Ltd. | 106382 |
501 |
| Samsung Electronics Co., Ltd. | 138320 |
438 |
| Intel Corporation | 46091 |
413 |
| International Business Machines Corporation | 60067 |
356 |
| Mitsubishi Electric Corporation | 44678 |
328 |
| Hewlett Packard Enterprise Development LP | 10710 |
324 |
| Microsoft Technology Licensing, LLC | 52895 |
318 |
| Denso Corporation | 23692 |
314 |
| Fujitsu Limited | 18420 |
238 |
| Google LLC | 40708 |
235 |
| Baidu USA LLC | 1093 |
234 |
| Hitachi Astemo, Ltd. | 6034 |
214 |
| Sumitomo Wiring Systems, Ltd. | 9980 |
212 |
| Sumitomo Electric Industries, Ltd. | 14914 |
204 |
| ZTE Corporation | 41003 |
204 |
| Amazon Technologies, Inc. | 25791 |
187 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
177 |
| Apple Inc. | 52547 |
175 |
| AutoNetworks Technologies, Ltd. | 6298 |
175 |
| Other owners | 20041 |