- 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: 2297
10-year publication summary
|
104
|
120
|
196
|
257
|
223
|
295
|
297
|
256
|
224
|
126
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49440 |
134 |
| Samsung Electronics Co., Ltd. | 159755 |
114 |
| Texas Instruments Incorporated | 19643 |
90 |
| Micron Technology, Inc. | 27932 |
87 |
| Qualcomm Incorporated | 93957 |
63 |
| SK Hynix Inc. | 12769 |
60 |
| Changxin Memory Technologies, Inc. | 4933 |
50 |
| International Business Machines Corporation | 62871 |
46 |
| BorgWarner US Technologies LLC | 430 |
46 |
| Intel Corporation | 46342 |
38 |
| STMicroelectronics International N.V. | 4287 |
37 |
| ARM Limited | 5163 |
27 |
| NXP USA, Inc. | 4421 |
26 |
| Realtek Semiconductor Corp. | 3528 |
23 |
| Boe Technology Group Co., Ltd. | 44771 |
23 |
| Semiconductor Energy Laboratory Co., Ltd. | 11922 |
22 |
| Northrop Grumman Systems Corporation | 2912 |
22 |
| Winbond Electronics Corp. | 1455 |
18 |
| iCometrue Company Limited | 103 |
18 |
| Huawei Technologies Co., Ltd. | 125590 |
16 |
| Other owners | 1337 |