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For the Inventor, By the Inventor

Herzogenaurach, Germany

Hartmut Vogt

This inventor holds 5 USPTO granted patents. Top assignee: Siemens Aktiengesellschaft. Active years: 1984-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hartmut Vogt. Retrieved from https://idiyas.com/inventor/hartmut-vogt

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Erlangen, DE (1984)
  • Herzogenaurach, DE (1988 - 1991)

Company Filing History:

goldMedal5 out of 30,886 
 
Siemens Aktiengesellschaft
 patents

Years Active: 1984-1991

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5 patents (USPTO):Explore Patents
1. 5006775 - Method and apparatus for preventing a current collapse in a phase not (1991-04-09),
2. 4998053 - Method and apparatus for reducing a current break in a leg that is not (1991-03-05),
3. 4937530 - Apparatus for monitoring phase voltages of a polyphase tachometer (1990-06-26),
4. 4777414 - Driving arrangement for a drive motor (1988-10-11),
5. 4460860 - Method and apparatus for increasing the maximum speed of rotation of a (1984-07-17),

Title: Hartmut Vogt: Innovator in Synchronous Machine Technology

Introduction

Hartmut Vogt is a notable inventor based in Herzogenaurach, Germany. He has made significant contributions to the field of synchronous machine technology, holding a total of 5 patents. His work focuses on methods and apparatuses that enhance the performance and reliability of three-phase block current-fed synchronous machines.

Latest Patents

Vogt's latest patents include innovative methods aimed at improving the operation of synchronous machines. One of his key inventions is a method and apparatus for preventing a current collapse in a phase that is not participating in the commutation of a three-phase block current supplied synchronous machine. This invention ensures that the average current drop in the down-commutating phase is equal to the average negative current rise in the up-commutating phase, thereby reducing torque oscillations significantly. Another important patent addresses the reduction of current breaks in a leg of a three-phase block current-fed synchronous machine that is not involved in commutation. This method utilizes a triangular high-frequency sampling voltage to minimize torque ripple during operation.

Career Highlights

Hartmut Vogt is currently employed at Siemens Aktiengesellschaft, a leading global technology company. His work at Siemens has allowed him to develop and refine his innovative ideas, contributing to advancements in synchronous machine technology. His expertise in this area has positioned him as a key figure in the field.

Collaborations

Throughout his career, Vogt has collaborated with esteemed colleagues such as Jens Hamann and Hans-Hermann Zander. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Hartmut Vogt's contributions to synchronous machine technology through his patents and work at Siemens have made a significant impact in the field. His innovative methods continue to enhance the performance and reliability of synchronous machines, showcasing his dedication to advancing technology.

Profile summary based on public USPTO records.
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]
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