Krefeld, Germany

Wolfgang Calaminus

This inventor holds 4 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Bayer Aktiengesellschaft, Currenta Gmbh & Co. Ohg. Active years: 1990-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wolfgang Calaminus. Retrieved from https://idiyas.com/inventor/wolfgang-calaminus

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 = 4.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Bonn, DE (1990 - 1992)
  • Krefeld, DE (2001 - 2011)

Company Filing History:


Years Active: 1990-2011

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4 patents (USPTO):Explore Patents

Title: Innovations of Wolfgang Calaminus

Introduction

Wolfgang Calaminus is a notable inventor based in Krefeld, Germany. He has made significant contributions to the field of metal recovery and organic chemistry. With a total of 4 patents to his name, his work reflects a commitment to advancing technology and sustainability.

Latest Patents

Calaminus's latest patents include a continuous process and apparatus for recovering metal from metal and organic waste. This innovative method involves the combustion of organic constituents in a rotary tube furnace. The process allows for the continuous introduction of metal-containing waste into a chamber, where it is thermally treated with intensive mixing. The organic components are removed and oxidized, resulting in the discharge of metal conglomerates and inorganic components. Another significant patent is a method for producing and purifying 3-(3-hydroxyphenyl)-1,1,3-trimethylindan-5-ol. This process involves isomerization of isopropenylphenol in the presence of an acid catalyst, followed by neutralization and recrystallization to isolate the desired compound.

Career Highlights

Throughout his career, Wolfgang Calaminus has worked with prominent companies such as Bayer Aktiengesellschaft and Currenta GmbH & Co. OHG. His experience in these organizations has contributed to his expertise in the field of innovation and invention.

Collaborations

Calaminus has collaborated with notable colleagues, including Hanns P. Muller and Bernhard Jansen. These partnerships have likely enriched his work and expanded the impact of his inventions.

Conclusion

Wolfgang Calaminus is a distinguished inventor whose work in metal recovery and organic chemistry has led to valuable patents. His contributions continue to influence the industry and promote sustainable practices.

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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