- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 3/44 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
Patent holdings for IPC class H01Q 3/44
Total number of patents in this class: 722
10-year publication summary
|
42
|
91
|
92
|
61
|
55
|
55
|
37
|
51
|
32
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18523 |
58 |
| Sharp Corporation | 10545 |
43 |
| Innolux Corporation | 3625 |
25 |
| KYOCERA AVX Components (San Diego), Inc. | 284 |
23 |
| Huawei Technologies Co., Ltd. | 123385 |
22 |
| The Invention Science Fund I, LLC | 162 |
21 |
| Boe Technology Group Co., Ltd. | 44029 |
13 |
| Panasonic Corporation | 19019 |
12 |
| Samsung Electronics Co., Ltd. | 157719 |
11 |
| The Invention Science Fund II, LLC | 89 |
10 |
| Kymeta Corporation | 276 |
10 |
| Metavc Patent Holding Company | 61 |
10 |
| The Boeing Company | 20160 |
8 |
| NEC Corporation | 37004 |
8 |
| Centre National de La Recherche Scientifique | 11023 |
8 |
| Murata Manufacturing Co., Ltd. | 25744 |
8 |
| DIC Corporation | 3962 |
8 |
| Pivotal Commware, Inc. | 106 |
8 |
| The Regents of the University of California | 20745 |
7 |
| Mitsubishi Electric Corporation | 48018 |
7 |
| Other owners | 402 |