H03K 4/26
In which a sawtooth current is produced through an inductor
Official title: in which a sawtooth current is produced through an inductor
H03K4/26 (In which a sawtooth current is produced through an inductor) appears on 5 US grants and 7 published applications in this corpus.
Search patents in H03K- Granted patents
- 5
- Published applications
- 7
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 8 Mar 2022
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| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
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Granted patents
Recent patents
- Method and system for generating a ramping signal8 Mar 2022US 11,272,134 B2Cista System Corp.
- Method and system for generating a ramping signal27 Apr 2021US 10,992,893 B2Cista System Corp.
- Method and system for generating a ramping signal8 Oct 2019US 10,440,303 B2Cista System Corp.
- Method and system for generating a ramping signal13 Feb 2018US 9,894,307 B2Cista System Corp.
- Method and system for generating a ramping signal28 Feb 2017US 9,584,102 B2Cista System Corp.
- Device and method for generating high voltage modulated non-sinusoidal wave in semiconductor manufacturing facility using plasma2 Oct 2025US 2025/0308846 A1Dawonsys Co., Ltd.
- Apparatus and method for generating multi-level high voltage non-sinusoidal signal in semiconductor manufacturing equipment using plasma2 Oct 2025US 2025/0309873 A1Dawonsys Co., Ltd.
- Method and system for generating a ramping signal8 Apr 2021US 2021/0105429 A1Cista System Corp.
- Method and system for generating a ramping signal21 Nov 2019US 2019/0356876 A1Cista System Corp.
- Method and system for generating a ramping signal10 May 2018US 2018/0131888 A1Cista System Corp.
Most cited
By later US patents