Roettenbach, Germany

Tomas Greif

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignee: Siemens Aktiengesellschaft. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomas Greif. Retrieved from https://idiyas.com/inventor/tomas-greif

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


% Patents Active = 66.7

 

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Röttenbach, DE (2001 - 2002)
  • Roettenbach, DE (2004)

Company Filing History:


Years Active: 2001-2004

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tomas Greif

Introduction

Tomas Greif is a notable inventor based in Roettenbach, Germany. He has made significant contributions to the field of electrical engineering, particularly in high voltage technology. With a total of 3 patents to his name, Greif's work showcases his expertise and innovative spirit.

Latest Patents

One of Greif's latest patents is a rectifier apparatus for high voltages. This invention relates to a voltage intermediate circuit converter that features a 12-pulse input converter, a voltage intermediate circuit, and a machine converter utilizing three-point switching. The design incorporates self-commutated pulse-controlled converters, effectively combining the advantages of both diode front ends and active front ends.

Another significant patent is the provision of a low-inductive rail for a three-point phase module. This invention presents a low-inductive busbar arrangement for a polyphase three-point power converter. It includes turn-off semiconductors for each switch and diodes for the neutral point diodes. The arrangement is designed with three busbar planes that are electrically insulated from one another, enhancing the efficiency of the power converter.

Career Highlights

Throughout his career, Tomas Greif has worked with prominent companies, including Siemens Aktiengesellschaft. His experience in these organizations has allowed him to develop and refine his innovative ideas in electrical engineering.

Collaborations

Greif has collaborated with notable professionals in his field, including Manfred Bruckmann and Anton Pfauser. These collaborations have contributed to the advancement of his inventions and the sharing of knowledge within the industry.

Conclusion

Tomas Greif's contributions to electrical engineering through his patents and collaborations highlight his role as an influential inventor. His innovative solutions continue to impact the field positively.

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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