Weidach, Germany

Horst Stahl

This inventor holds 4 USPTO granted patents. Top assignee: Siemens Aktiengesellschaft. Active years: 1977-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Horst Stahl. Retrieved from https://idiyas.com/inventor/horst-stahl

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 129(Granted Patents)


Company Filing History:


Years Active: 1977-1983

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4 patents (USPTO):Explore Patents

Title: Horst Stahl: Innovator in Keyboard Technology

Introduction

Horst Stahl is a notable inventor based in Weidach, Germany. He has made significant contributions to the field of keyboard technology, holding a total of 4 patents. His innovative designs focus on enhancing user experience and functionality in keyboard systems.

Latest Patents

Stahl's latest patents include a device for adjusting the slope of a keyboard. This invention allows the inclination angle of a keyboard to be infinitely adjustable between preset maximum and minimum angles. This feature is designed to suit individual operator and workplace needs through an adjustment assembly. The assembly includes selectably setting cam plate housing seats located at one end of the keyboard to increase or lower the angle of inclination. Another notable patent is a push-button switch, particularly for keyboards of typewriters. This switch features an actuating member and a helical spring that functions as both a return spring and a movable contact element. The helical spring consists of two sections, one serving as the return spring and the other extending beyond the seating surface to engage a stationary counter-contact upon actuation. This design allows for flexibility in creating single pole-single throw or single pole-double throw switches, providing predetermined contact pressures between closed contacts.

Career Highlights

Horst Stahl is associated with Siemens Aktiengesellschaft, a leading global technology company. His work at Siemens has allowed him to develop and refine his innovative ideas in keyboard technology. His contributions have been instrumental in advancing the functionality and usability of keyboard systems.

Collaborations

Stahl has collaborated with notable colleagues such as Walter Wachs and Franz Thorand. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in their field.

Conclusion

Horst Stahl's contributions to keyboard technology through his patents and work at Siemens highlight his role as an influential inventor. His innovative designs continue to impact the way users interact with keyboard systems, enhancing both functionality and user experience.

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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