Schwaikheim, Germany

Ralf-Rainer Kemmler

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Andreas Stihl Ag Co. Kg, Andreas Stihl Ag & Co.. Active years: 2004-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ralf-Rainer Kemmler. Retrieved from https://idiyas.com/inventor/ralf-rainer-kemmler

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 4.9

ph-index = 3

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2004-2008

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3 patents (USPTO):Explore Patents

Title: Ralf-Rainer Kemmler: Innovator in Engine and Tool Design

Introduction

Ralf-Rainer Kemmler is a notable inventor based in Schwaikheim, Germany. He has made significant contributions to the field of engineering, particularly in the design of pistons and handles for various implements. With a total of 3 patents to his name, Kemmler's work showcases his innovative spirit and technical expertise.

Latest Patents

Kemmler's latest patents include a piston for a two-cycle engine and a tubular handle for manually guided implements. The piston design features a unique configuration with a piston head and wall, incorporating wrist pin eyes and an undercut that enhances performance. The tubular handle, designed for power chain saws, boasts a circular cross-section with a flattened mounting portion, ensuring a secure attachment to the implement.

Career Highlights

Throughout his career, Ralf-Rainer Kemmler has worked with prominent companies such as Andreas Stihl AG & Co. KG. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative products in the industry.

Collaborations

Kemmler has collaborated with talented individuals like Johannes Menzel and Markus Keller. These partnerships have fostered a creative environment that has led to the successful development of his patented inventions.

Conclusion

Ralf-Rainer Kemmler's contributions to engineering and design reflect his dedication to innovation. His patents demonstrate a commitment to improving the functionality and efficiency of tools and engines.

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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