- All sections
- H - Electricity
- H03K - Pulse technique
- H03K 19/20 - Logic circuits, i.e. having at least two inputs acting on one outputInverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
Patent holdings for IPC class H03K 19/20
Total number of patents in this class: 2095
10-year publication summary
|
59
|
104
|
119
|
192
|
257
|
223
|
296
|
293
|
224
|
155
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43064 |
102 |
| Samsung Electronics Co., Ltd. | 147131 |
100 |
| Micron Technology, Inc. | 26138 |
82 |
| Texas Instruments Incorporated | 19450 |
80 |
| Qualcomm Incorporated | 86023 |
58 |
| SK Hynix Inc. | 11428 |
58 |
| Changxin Memory Technologies, Inc. | 4927 |
50 |
| International Business Machines Corporation | 61353 |
43 |
| Intel Corporation | 47062 |
41 |
| STMicroelectronics International N.V. | 3230 |
29 |
| BorgWarner US Technologies LLC | 435 |
28 |
| NXP USA, Inc. | 4306 |
25 |
| Semiconductor Energy Laboratory Co., Ltd. | 11456 |
21 |
| Realtek Semiconductor Corp. | 3297 |
21 |
| Boe Technology Group Co., Ltd. | 41421 |
21 |
| Northrop Grumman Systems Corporation | 2935 |
19 |
| ARM Limited | 4688 |
19 |
| STMicroelectronics S.r.l. | 3605 |
16 |
| Winbond Electronics Corp. | 1282 |
16 |
| Huawei Technologies Co., Ltd. | 113340 |
14 |
| Other owners | 1252 |