- All sections
- H - Electricity
- H03K - Pulse technique
- H03K 21/02 - Input circuits
Patent holdings for IPC class H03K 21/02
Total number of patents in this class: 260
10-year publication summary
|
31
|
27
|
27
|
21
|
24
|
25
|
19
|
13
|
18
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SK Hynix Inc. | 10930 |
22 |
| Qualcomm Incorporated | 82781 |
15 |
| Texas Instruments Incorporated | 19457 |
14 |
| Samsung Electronics Co., Ltd. | 140622 |
10 |
| Integrated Device Technology, Inc. | 700 |
7 |
| Marvell Asia PTE, Ltd. | 6560 |
7 |
| Rohm Co., Ltd. | 6412 |
6 |
| Synopsys, Inc. | 2811 |
6 |
| Silicon Motion, Inc. | 1102 |
6 |
| Microchip Technology Incorporated | 2739 |
5 |
| Mediatek Inc. | 4866 |
4 |
| NXP USA, Inc. | 4223 |
4 |
| Apple Inc. | 53280 |
3 |
| Sony Corporation | 31467 |
3 |
| International Business Machines Corporation | 60389 |
3 |
| Seiko Epson Corporation | 19080 |
3 |
| Renesas Electronics Corporation | 6144 |
3 |
| Infineon Technologies AG | 8147 |
3 |
| NPX B.V. | 2401 |
3 |
| Massachusetts Institute of Technology | 9956 |
3 |
| Other owners | 130 |