Auerbach, Germany

Eduard Ruff

This inventor holds 27 USPTO granted patents and 3 published patent applications and 17 EPO patents, primarily in Keyboard Technology. Top assignees: Zf Friedrichshafen Ag, Cherry Corporation, Cherry Europe Gmbh. Active years: 2008-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eduard Ruff. Retrieved from https://idiyas.com/inventor/eduard-ruff

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

Calculating rank
USPTO Granted Patents = 27 

% Patents Active = 81.5

 

Average Co-Inventor Count = 1.0

ph-index = 4

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 2008-2025

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Areas of Expertise:
Keystroke Detection
Key Module
Induction Generator
Keyboard
Switching Device
Wireless Transmission
Actuation Handle
Radio Pushbutton
Sliding Contact Switch
Electric Switch
27 patents (USPTO):Explore Patents

Title: **Eduard Ruff: Innovator in Key Detection Technology**

Introduction

Eduard Ruff, based in Auerbach, Germany, is a prolific inventor with a total of 25 patents under his name. His work predominantly focuses on advancements in keystroke detection technology, which has significant implications for keyboard design and functionality.

Latest Patents

Among his latest inventions are the keystroke detection device, keyboard, and keystroke detection method. These patents describe an innovative apparatus designed to detect key presses through a sophisticated mechanism involving a circuit substrate and a key module equipped with a key cap and movement mechanism. The invention leverages an electrical resonance circuit featuring primary and secondary coils that are inductively coupled. During the movement of the key cap, changes in the inductive coupling strength are detected, allowing for precise key press detection. This invention lays the groundwork for more responsive and accurate keyboards, enhancing user experience significantly.

Career Highlights

Throughout his career, Eduard Ruff has made a notable impact in the field of technology by working with prominent companies such as ZF Friedrichshafen AG and Cherry Corporation. His time in these organizations has allowed him to innovate and refine his designs, contributing substantially to the development of keyboard technologies.

Collaborations

Eduard has also collaborated with Guenter Bauer, a fellow innovator in the industry. Their partnership has brought about enhancements in key detection methods, pushing the boundaries of existing keyboard technologies and further fostering innovation within their field.

Conclusion

Eduard Ruff's contributions to the realm of keystroke detection technology reflect his commitment to innovation. With his numerous patents and collaboration with industry peers, he continues to play a pivotal role in evolving the way we interact with digital devices through advanced keyboard technologies.

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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