Ludwigshafen, Germany

Hans-Joachim Risto

This inventor holds 1 USPTO granted patent. Top assignee: Messer Griesheim Gmbh. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Joachim Risto. Retrieved from https://idiyas.com/inventor/hans-joachim-risto

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 = 5.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Innovations by Hans-Joachim Risto in Cold Milling Technology

Introduction

Hans-Joachim Risto is a notable inventor based in Ludwigshafen, Germany. He has made significant contributions to the field of milling technology, particularly through his innovative patent that addresses the efficiency of cold milling processes. His work is recognized for its potential to enhance milling results while reducing resource consumption.

Latest Patents

Risto holds a patent for a "Process and device for cold milling." This invention involves fluidized-bed counter-jet mills, which are designed to produce extremely fine milling results with minimal wear and tear. The patent outlines a method to improve milling efficiency by cooling gas jets with a refrigerant. However, traditional methods have high refrigerant consumption. Risto's innovation focuses on cooling the coarse material separated by the mill's grader with refrigerant, which is then fed back into the milling chamber. Liquid nitrogen is identified as the preferred refrigerant for cooling the sump of the mill.

Career Highlights

Hans-Joachim Risto is associated with Messer Griesheim GmbH, a company known for its advancements in gas technology and industrial applications. His work at the company has allowed him to explore and develop innovative solutions in milling technology. Risto's patent reflects his commitment to improving industrial processes and reducing environmental impact.

Collaborations

Risto has collaborated with notable colleagues, including Helmut Gursky and Klaus Bochmann. Their combined expertise has contributed to the development and refinement of milling technologies, enhancing the overall effectiveness of their projects.

Conclusion

Hans-Joachim Risto's contributions to cold milling technology exemplify the importance of innovation in industrial processes. His patent not only addresses efficiency but also emphasizes sustainability in resource usage. Risto's work continues to influence the milling industry, paving the way for future advancements.

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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