Forward Citations = 68

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10 inventors (with patents filed for the assignee):

Isao Hosoe (4 out of 25 patents)

Franz Muller (1 out of 1 patent)

Bruno Widmann (1 out of 1 patent)

4. Gunther Witzel (1 out of 1 patent)

5. Herbert Dobold (1 out of 1 patent)

6. Hans-Jurgen Bock (1 out of 1 patent)

7. Gerd Ponitz (1 out of 1 patent)

8. Udo Petri (1 out of 1 patent)

9. Walter Lauer (1 out of 1 patent)

10. Joachim Zinke (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5661784 - Method for operating an automatic ordering system in communication (1997-08-26),

2. D347632 - Telephone set (1994-06-07),

3. D347007 - Telephone set (1994-05-17),

4. D346800 - Telephone set (1994-05-10),

5. D346799 - Telephone set (1994-05-10),

6. 5289538 - Circuit arrangement for signal and information conversion between analog (1994-02-22),

7. 5179587 - Digital telecommunications exchange system (1993-01-12),

8. 5012348 - Terminal device for picture communication (1991-04-30),

Company Overview

Telenorma GmbH is a leading provider of telecommunication solutions. With over 50 years of experience, we offer innovative products and services in the areas of telephony, network infrastructure, and communication systems. Our solutions are tailored to meet the specific needs of our clients, providing them with efficient and reliable communication tools to enhance their businesses.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

8 Patents

#75 in Frankfurt

#4,418 in Germany

Frankfurt, Germany

Telenorma Gmbh

Forward Citations = 68

10 inventors:

Isao Hosoe (4 out of 25 patents)

Franz Muller (1 out of 1 patent)

Bruno Widmann (1 out of 1 patent)

4. Gunther Witzel (1 out of 1 patent)

5. Herbert Dobold (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Telenorma Gmbh. Retrieved from https://idiyas.com/company/telenorma

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]