- 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: 2018
10-year publication summary
|
60
|
104
|
120
|
196
|
257
|
223
|
297
|
288
|
217
|
94
|
| 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. | 42222 |
96 |
| Samsung Electronics Co., Ltd. | 144426 |
89 |
| Micron Technology, Inc. | 26214 |
81 |
| Texas Instruments Incorporated | 19482 |
78 |
| SK Hynix Inc. | 11253 |
57 |
| Qualcomm Incorporated | 84634 |
55 |
| Changxin Memory Technologies, Inc. | 4927 |
49 |
| International Business Machines Corporation | 61123 |
42 |
| Intel Corporation | 46751 |
40 |
| STMicroelectronics International N.V. | 3070 |
29 |
| NXP USA, Inc. | 4281 |
25 |
| Realtek Semiconductor Corp. | 3274 |
21 |
| Semiconductor Energy Laboratory Co., Ltd. | 11371 |
20 |
| Northrop Grumman Systems Corporation | 2949 |
20 |
| Boe Technology Group Co., Ltd. | 40653 |
20 |
| ARM Limited | 4629 |
17 |
| BorgWarner US Technologies LLC | 435 |
17 |
| Winbond Electronics Corp. | 1268 |
16 |
| STMicroelectronics S.r.l. | 3620 |
15 |
| iCometrue Company Limited | 78 |
14 |
| Other owners | 1217 |