Digital Switch Corporation
Reston, VA, US· latest recorded location
Digital Switch Corporation is named on 3 US grants and 0 published applications in this corpus. Its most frequent classification is H04J (Multiplex communication).
- Granted patents
- 3
- Published applications
- 0
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 19 Oct 1982
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
By publication year.
Technology areas
Share of 3 documents
Recent patents
- Non-blocking expandable switching matrix for a telecommunication system19 Oct 1982US 4,355,384 A
- Framing circuit for time multiplexed data17 Nov 1981US 4,301,534 A
- Method and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching system22 Aug 1978US 4,109,111 A
No published applications.
Most cited
By later US patents