H03K 4/84
Generators in which the semiconductor device is conducting during the fly-back part
Official title: Generators in which the semiconductor device is conducting during the fly-back part of the cycle {(H03K4/835 takes precedence)}
H03K4/84 (Generators in which the semiconductor device is conducting during the fly-back part) appears on 8 US grants and 0 published applications in this corpus.
Search patents in H03K- Granted patents
- 8
- Published applications
- 0
- Assignees
- 3
- Inventors
- 9
- Latest grant
- 20 Jan 1981
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Pulse generating circuit20 Jan 1981US 4,246,499 AMitsubishi Denki Kabushiki Kaisha
- Self-oscillating sawtooth current deflection generator18 Nov 1980US 4,234,828 AZenith Radio Corporation
- Relaxation oscillator including an SCR and having switch means for interrupting current flow therethrough16 Sep 1980US 4,223,280 ARCA Corporation
- Relaxation oscillator not restricted by FET threshold26 Aug 1980US 4,219,787 ARCA Corporation
- Circuit arrangement for providing a saw-tooth current in a coil3 Oct 1978US 4,118,657 A
No published applications in this class yet.
Most cited
By later US patents
- Oscillator circuits8US 4,001,723 ARCA Corporation · 1977
- Pulse generator including a capacitor which is discharged through a thyristor3US 4,103,258 AMitsubishi Denki Kabushiki Kaisha · 1978
- Pulse generating circuit3US 4,246,499 AMitsubishi Denki Kabushiki Kaisha · 1981
- Relaxation oscillator not restricted by FET threshold2US 4,219,787 ARCA Corporation · 1980
- Voltage-controlled sweep multivibrator1US 3,956,642 A1976