- All sections
- H - Electricity
- H03K - Pulse technique
- H03K 19/20 - Logic circuits, i.e. having at least two inputs acting on one output; Inverting 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: 1751
10-year publication summary
|
50
|
60
|
104
|
120
|
196
|
257
|
220
|
287
|
255
|
45
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
78 |
| Texas Instruments Incorporated | 19376 |
75 |
| Micron Technology, Inc. | 24960 |
71 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
62 |
| SK Hynix Inc. | 11030 |
56 |
| Qualcomm Incorporated | 76576 |
48 |
| Changxin Memory Technologies, Inc. | 4732 |
42 |
| International Business Machines Corporation | 60644 |
40 |
| Intel Corporation | 45621 |
34 |
| NXP USA, Inc. | 4155 |
21 |
| Boe Technology Group Co., Ltd. | 35384 |
20 |
| Northrop Grumman Systems Corporation | 2940 |
18 |
| Realtek Semiconductor Corp. | 3028 |
18 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
17 |
| ARM Limited | 4353 |
17 |
| STMicroelectronics International N.V. | 1484 |
16 |
| Nantero, Inc. | 233 |
15 |
| Winbond Electronics Corp. | 1173 |
15 |
| STMicroelectronics S.r.l. | 3693 |
13 |
| Marvell Asia PTE, Ltd. | 6841 |
13 |
| Other owners | 1062 |