Riedlingsdorf, Austria

Wilhelm Hans Zapfel

This inventor holds 1 USPTO granted patent. Top assignee: Vtu - Engineering Gmbh. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wilhelm Hans Zapfel. Retrieved from https://idiyas.com/inventor/wilhelm-hans-zapfel

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 = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Wilhelm Hans Zapfel: Innovator in Non-Ferrous Metal Processing

Introduction

Wilhelm Hans Zapfel is a notable inventor based in Riedlingsdorf, Austria. He has made significant contributions to the field of materials processing, particularly in the extraction of non-ferrous metals from residual substances. His innovative approach has implications for both environmental sustainability and resource recovery.

Latest Patents

Zapfel holds a patent for a process aimed at processing residual substances containing at least one non-ferrous metal and/or compounds thereof. The invention focuses on a method for extracting non-ferrous metals, such as zinc, lead, nickel, copper, and cadmium, from residues. This is achieved using an extracting agent that includes carboxylic acids and their alkali or ammonium salts. This patent highlights his commitment to advancing techniques in metal recovery.

Career Highlights

Zapfel is associated with Vtu - Engineering Gmbh, where he applies his expertise in engineering and materials science. His work at the company has allowed him to develop innovative solutions that address challenges in the processing of non-ferrous metals. His dedication to research and development has positioned him as a key figure in his field.

Collaborations

Some of his notable coworkers include Matthaeus Siebenhofer and Hertha Luttenberger. Their collaborative efforts contribute to the advancement of technologies in engineering and materials processing.

Conclusion

Wilhelm Hans Zapfel's contributions to the field of non-ferrous metal processing exemplify the importance of innovation in resource recovery. His patent and work at Vtu - Engineering Gmbh reflect a commitment to improving methods for extracting valuable materials from waste.

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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