- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/656 - Regulating voltage or current wherein it is irrelevant whether the variable actually regulated is ac or dc using variable impedances in series and in parallel with the load as final control devices
Patent holdings for IPC class G05F 1/656
Total number of patents in this class: 67
10-year publication summary
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1
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3
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2
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3
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1
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0
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0
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Semiconductor Corporation | 1411 |
4 |
| Texas Instruments Incorporated | 19376 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
3 |
| Cypress Semiconductor Corporation | 1642 |
3 |
| Intersil Americas LLC | 462 |
3 |
| Atmel Corporation | 1202 |
2 |
| International Rectifier Corporation | 156 |
2 |
| Socionext Inc. | 1575 |
2 |
| Advanced Analogic Technologies, Inc. | 79 |
2 |
| Flextronics International USA, Inc. | 54 |
2 |
| Infineon Technologies Americas Corp. | 768 |
2 |
| Morgan Stanley Senior Funding, Inc., AS Agent | 1727 |
2 |
| Ablic Inc. | 621 |
2 |
| Apple Inc. | 50209 |
1 |
| Renesas Electronics Corporation | 6305 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| SK Hynix Inc. | 11030 |
1 |
| Freescale Semiconductor, Inc. | 1306 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Marvell International Ltd. | 1224 |
1 |
| Other owners | 28 |