Ascom Zelcom Ag

Calculating rank

USPTO Granted Patents = 4

CIPO Patents = 2

Forward Citations = 285

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8 inventors (with patents filed for the assignee):

Hans Kaufmann (2 out of 2 patents)

Roland Kueng (1 out of 4 patents)

Roland Küng (1 out of 9 patents)

4. Hanspeter Widmer (1 out of 3 patents)

5. Arnold Welti (1 out of 1 patent)

6. Urs Grob (1 out of 1 patent)

7. Benjamin P Abbott (1 out of 1 patent)

8. Thor Thorvaldsson (1 out of 1 patent)

9. Arnold Welti (0 patent)

4 patents: Sort by Forward Citations

1. 5265128 - Method and device for the digital transmission of information in (1993-11-23),

2. 5216691 - Digital receiver for spread-spectrum signals (1993-06-01),

3. 5081389 - Crystal cut angles for lithium tantalate crystal for novel surface (1992-01-14),

4. 4984247 - Digital radio transmission system for a cellular network, using the (1991-01-08),

Company Overview

Ascom Zelcom Ag is a global provider of mission-critical communication solutions for healthcare, industries, and authorities. They aim to create smart environments by connecting and informing people in highly specialized settings to make sure they are safe, secure, and connected at all times. With a focus on innovation and quality, Ascom Zelcom Ag helps organizations streamline their operations and improve efficiency.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#2 in Hombrechtikon

#2,006 in Switzerland

Hombrechtikon, Switzerland

Ascom Zelcom Ag

Forward Citations = 285

8 inventors:

Hans Kaufmann (2 out of 2 patents)

Roland Kueng (1 out of 4 patents)

Roland Küng (1 out of 9 patents)

4. Hanspeter Widmer (1 out of 3 patents)

5. Arnold Welti (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ascom Zelcom Ag. Retrieved from https://idiyas.com/company/ascom-zelcom-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]