Number | Date | Country | Kind |
---|---|---|---|
55-182341 | Dec 1980 | JPX | |
55-185812 | Dec 1980 | JPX | |
55-185813 | Dec 1980 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2978627 | Joseph | Apr 1961 | |
3376489 | Crayton | Apr 1968 | |
3541420 | Rees | Nov 1970 | |
3828239 | Nagai et al. | Aug 1974 | |
4058758 | Peterson | Nov 1977 |
Number | Date | Country |
---|---|---|
755195 | BEX | |
1613318 | DEX | |
2298898 | FRX | |
2306593 | FRX | |
945654 | GBX | |
1058465 | Feb 1967 | GBX |
Entry |
---|
Patents Abstracts of Japan, vol. 5, No. 78(E-58) (750), May 22, 1981. |
"A Frequency-Stabilized Free-Running DC-to-DC Converter Circuit Employing Pulse-Width Control Regulation", W. A. Peterson, Jun. 8, 1976, PESC 76 record. |
Electronics, "Ringing Choke Simplifies d-c to d-c Conversion", pp. 90-92, Apr. 18, l966. |