Sandhausen, Germany

Wilhelm Kramer

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Bbc Brown, Boveri & Company, Limited, Abb Daimler-Benz Transportation (Technology) Gmbh. Active years: 1980-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wilhelm Kramer. Retrieved from https://idiyas.com/inventor/wilhelm-kramer

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1980-1999

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3 patents (USPTO):Explore Patents

Title: Wilhelm Kramer: Innovator in Drive Systems

Introduction

Wilhelm Kramer is a notable inventor based in Sandhausen, Germany. He has made significant contributions to the field of engineering, particularly in drive systems. With a total of 3 patents to his name, Kramer's work showcases his innovative spirit and technical expertise.

Latest Patents

One of Kramer's latest inventions is a converter-fed drive system. This system features at least one drive motor powered by a converter unit. The converter unit includes a valve assembly with semiconductor valves, a cooler for cooling these valves, and a capacitor assembly that is mounted directly on the drive motor. Additionally, an inductor assembly is electrically connected to the converter unit but is spatially separated from both the converter unit and the drive motor. The cooler serves a dual purpose, cooling both the drive motor and the converter unit simultaneously. Another significant invention is a contact arrangement that consists of a first contact and a second contact. The second contact has two contact members that hold the first contact. A contact support resiliently supports one of the contacts, allowing it to move relative to the other contact.

Career Highlights

Throughout his career, Wilhelm Kramer has worked with several prominent companies. He has been associated with BBC Brown, Boveri & Company, Limited, and ABB Daimler-Benz Transportation (Technology) GmbH. His experience in these organizations has contributed to his development as an inventor and engineer.

Collaborations

Kramer has collaborated with notable colleagues, including Joachim Grafling and German Hartung. These partnerships have likely enriched his work and led to innovative solutions in the engineering field.

Conclusion

Wilhelm Kramer is a distinguished inventor whose contributions to drive systems and contact arrangements have made a significant impact in engineering. His innovative patents and collaborations reflect 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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