- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/40 - 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
Patent holdings for IPC class G05F 1/40
Total number of patents in this class: 797
10-year publication summary
|
19
|
3
|
11
|
17
|
7
|
3
|
7
|
3
|
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 |
49 |
| Semiconductor Components Industries, L.L.C. | 5345 |
43 |
| Intersil Americas LLC | 462 |
26 |
| National Semiconductor Corporation | 1411 |
23 |
| Rohm Co., Ltd. | 5843 |
20 |
| Infineon Technologies Americas Corp. | 768 |
19 |
| Microchip Technology Incorporated | 2644 |
15 |
| Intel Corporation | 45621 |
13 |
| Analog Devices International Unlimited Company | 1724 |
12 |
| Anpec Electronics Corporation | 278 |
11 |
| Richtek Technology Corp. | 550 |
11 |
| Renesas Electronics Corporation | 6305 |
10 |
| Infineon Technologies Austria AG | 1954 |
10 |
| Analog Devices, Inc. | 3475 |
10 |
| Shenzhen Xinguodu Technology Co., Ltd. | 2467 |
10 |
| Marvell Asia PTE, Ltd. | 6841 |
10 |
| Cavium International | 5549 |
10 |
| Infineon Technologies AG | 8189 |
8 |
| Cypress Semiconductor Corporation | 1642 |
8 |
| Monterey Research, LLC | 656 |
8 |
| Other owners | 471 |