Ascom Zelcom AG
Hombrechtikon, CH· latest recorded location
Ascom Zelcom AG is named on 4 US grants and 0 published applications in this corpus. Its most frequent classification is H04B (Transmission).
- Granted patents
- 4
- Published applications
- 0
- Inventors
- 8
- Granted in 2026 so far
- 0
- Most recent grant
- 23 Nov 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
By publication year.
Technology areas
Share of 4 documents
Recent patents
- Method and device for the digital transmission of information in short-wave radio networks23 Nov 1993US 5,265,128 A
- Digital receiver for spread-spectrum signals1 Jun 1993US 5,216,691 A
- Crystal cut angles for lithium tantalate crystal for novel surface acoustic wave devices14 Jan 1992US 5,081,389 A
- Digital radio transmission system for a cellular network, using the spread spectrum method8 Jan 1991US 4,984,247 A
No published applications.
Most cited
By later US patents
- Digital radio transmission system for a cellular network, using the spread spectrum method243US 4,984,247 A1991
- Digital receiver for spread-spectrum signals73US 5,216,691 A1993
- Method and device for the digital transmission of information in short-wave radio networks15US 5,265,128 A1993
- Crystal cut angles for lithium tantalate crystal for novel surface acoustic wave devices14US 5,081,389 A1992