Trossingen, Germany

Hans-Dieter Held

This inventor holds 1 USPTO granted patent. Top assignee: Matth. Hohner Ag. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Dieter Held. Retrieved from https://idiyas.com/inventor/hans-dieter-held-6iyeskbu

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 = 2.0

ph-index = 1


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Hans-Dieter Held in Musical Instrument Design

Introduction: Hans-Dieter Held is an esteemed inventor based in Trossingen, Germany, known for his innovative work in the field of musical instruments. His notable contribution includes a patent that enhances the functionality and user experience of wooden recorders, showcasing his expertise and creativity in design.

Latest Patents: Hans-Dieter Held holds a patent for a "Plug for mouthpiece of a wooden recorder." This innovation features a plug molded integrally from plastic material, consisting of a concave and a flat end wall interconnected by robust side and intermediate walls. A distinctive lower side wall or an intermediate wall parallel to it is equipped with one or two outer humps designed to contact the inner surface of the mouthpiece. The design is carefully engineered to be sufficiently deformable, allowing it to flex inward upon insertion into the mouthpiece, enhancing playability for musicians.

Career Highlights: Hans-Dieter is currently associated with Matth. Hohner AG, a company renowned for its high-quality musical instruments. His work there not only solidifies his status as an inventor but also significantly contributes to the company’s reputation for producing innovative musical products.

Collaborations: In his influential career, he has collaborated closely with Waldemar Schaller, a fellow innovator in the industry. Their partnership has fostered a creative environment that encourages the development of new ideas and improvements in musical instrument technology.

Conclusion: Hans-Dieter Held’s inventive spirit and dedication to improving wooden recorders have made him a valuable asset to Matth. Hohner AG and the wider musical community. His innovations illustrate the impact of thoughtful design on the user experience, paving the way for future advancements in the field of music.

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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