- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/59 - Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices including plural semiconductor devices as final control devices for a single load
Patent holdings for IPC class G05F 1/59
Total number of patents in this class: 416
10-year publication summary
|
19
|
21
|
23
|
35
|
49
|
28
|
42
|
38
|
35
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
24 |
| Texas Instruments Incorporated | 19376 |
20 |
| Rohm Co., Ltd. | 5843 |
16 |
| Infineon Technologies Americas Corp. | 768 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
12 |
| Intel Corporation | 45621 |
11 |
| Micron Technology, Inc. | 24960 |
9 |
| National Semiconductor Corporation | 1411 |
9 |
| Semiconductor Components Industries, L.L.C. | 5345 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Apple Inc. | 50209 |
6 |
| STMicroelectronics S.r.l. | 3693 |
6 |
| Dialog Semiconductor (UK) Limited | 448 |
6 |
| STMicroelectronics International N.V. | 1484 |
6 |
| NXP USA, Inc. | 4155 |
6 |
| Ablic Inc. | 621 |
6 |
| Cypress Semiconductor Corporation | 1642 |
5 |
| Realtek Semiconductor Corp. | 3028 |
5 |
| Chaologix, Inc. | 24 |
5 |
| Dialog Semiconductor GmbH | 210 |
5 |
| Other owners | 230 |