- 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: 268
10-year publication summary
|
31
|
27
|
27
|
21
|
24
|
25
|
19
|
13
|
18
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SK Hynix Inc. | 11368 |
23 |
| Qualcomm Incorporated | 85434 |
16 |
| Texas Instruments Incorporated | 19460 |
15 |
| Samsung Electronics Co., Ltd. | 146346 |
10 |
| Integrated Device Technology, Inc. | 591 |
7 |
| Marvell Asia PTE, Ltd. | 6541 |
7 |
| Rohm Co., Ltd. | 6459 |
6 |
| Synopsys, Inc. | 2776 |
6 |
| Silicon Motion, Inc. | 1128 |
6 |
| Microchip Technology Incorporated | 2875 |
5 |
| Mediatek Inc. | 5121 |
4 |
| Sony Semiconductor Solutions Corporation | 10467 |
4 |
| NXP USA, Inc. | 4297 |
4 |
| Apple Inc. | 54937 |
3 |
| Sony Corporation | 31036 |
3 |
| International Business Machines Corporation | 61257 |
3 |
| Seiko Epson Corporation | 19367 |
3 |
| Renesas Electronics Corporation | 6009 |
3 |
| Infineon Technologies AG | 8225 |
3 |
| NPX B.V. | 2541 |
3 |
| Other owners | 134 |