- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/44 - Regulating voltage or current wherein the variable is actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
Patent holdings for IPC class G05F 1/44
Total number of patents in this class: 167
10-year publication summary
|
4
|
7
|
6
|
9
|
10
|
4
|
8
|
8
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19376 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
9 |
| Semiconductor Components Industries, L.L.C. | 5345 |
7 |
| Intersil Americas LLC | 462 |
6 |
| Intel Corporation | 45621 |
4 |
| Renesas Electronics Corporation | 6305 |
4 |
| STMicroelectronics S.r.l. | 3693 |
4 |
| Infineon Technologies Americas Corp. | 768 |
4 |
| Richtek Technology Corp. | 550 |
4 |
| Infineon Technologies AG | 8189 |
3 |
| National Semiconductor Corporation | 1411 |
3 |
| Dolby Laboratories Licensing Corporation | 3883 |
3 |
| Edge Electrons Limited | 13 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Xilinx, Inc. | 4086 |
2 |
| Cypress Semiconductor Corporation | 1642 |
2 |
| Silicon Laboratories Inc. | 1107 |
2 |
| Delta Electronics (Thailand) Public Co., Ltd. | 76 |
2 |
| Harman International Industries, Incorporated | 2443 |
2 |
| Analog Devices International Unlimited Company | 1724 |
2 |
| Other owners | 82 |