logo

For the Inventor, By the Inventor

Stuttgart, Germany

Transformatoren Union Aktiengesellschaft


USPTO Granted Patents = 12

Trademarks = 1

Forward Citations = 69

Loading Chart...
Loading Chart...

18 inventors (with patents filed for the assignee):

goldMedal Gerhard Altmann (3 out of 4 patents)

silverMedal Richard Pfeiffer (3 out of 3 patents)

bronzeMedal Rudolf Dedelmahr (2 out of 5 patents)

4.  Friedrich Alber (2 out of 7 patents)

5.  Wolfgang Bendel (2 out of 5 patents)

6.  Gottfried Broszat (2 out of 2 patents)

7.  Rudolf Link (1 out of 3 patents)

8.  Hermann Eyrich (1 out of 2 patents)

9.  Klaus Seeliger (1 out of 2 patents)

10.  Garhard Altmann (1 out of 1 patent)

11.  Max Herzog (1 out of 1 patent)

12.  Odilo Schulzer (1 out of 1 patent)

13.  Wolfgang Matthes (1 out of 1 patent)

14.  Heinz Ubl (1 out of 1 patent)

15.  Lothar Brzuska (1 out of 1 patent)


12 patents:

1. 4678927 - Circuit arrangement for large power transformers (1987-07-07),
2. 4540536 - Method of manufacturing transformer windings embedded in casting resin (1985-09-10),
3. 4523171 - Dry-type transformer with windings cast in casting resin (1985-06-11),
4. 4510475 - Disk coil winding of interwound single or double coils (1985-04-09),
5. 4497387 - Transformer with smooth-walled tank (1985-02-05),
6. 4488134 - Transformer with windings completely embedded in cast resin (1984-12-11),
7. 4486730 - Disc coil winding of interwound single or double coils (1984-12-04),
8. 4456899 - Device and method for utilization of heat due to losses in transformers (1984-06-26),
9. 4419647 - Liquid-cooled transformer for large power ratings (1983-12-06),
10. 4390858 - Liquid-cooled transformer for large power ratings (1983-06-28),
11. 4349801 - Single-phase transformer with windings cast in casting resin (1982-09-14),
12. 4236134 - Multiphase transformer for power transmission in a supply system (1980-11-25),
Company Overview
Transformatoren Union Aktiengesellschaft, based in Stuttgart, specializes in the development and manufacturing of transformers and related electrical equipment. The company focuses on providing innovative solutions for energy distribution and management, catering to various sectors including industrial, commercial, and renewable energy applications. With a commitment to quality and technological advancement, Transformatoren Union plays a significant role in enhancing the efficiency and reliability of electrical systems across Europe and beyond.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

12 Patents

#49 in D-7000 Stuttgart

#3,299 in Germany

#48,163 in the World

Stuttgart, DE
Stuttgart, Germany

Transformatoren Union Aktiengesellschaft

Forward Citations = 69

18 inventors:

goldMedal Gerhard Altmann (3 out of 4 patents)

silverMedal Richard Pfeiffer (3 out of 3 patents)

bronzeMedal Rudolf Dedelmahr (2 out of 5 patents)

4.  Friedrich Alber (2 out of 7 patents)

5.  Wolfgang Bendel (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Transformatoren Union Aktiengesellschaft. Retrieved from https://idiyas.com/company/transformatoren-union-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]
Loading…