Dietrichingen, Germany

Josef Frerich

This inventor holds 6 USPTO granted patents. Top assignee: Deere & Company. Active years: 1987-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Josef Frerich. Retrieved from https://idiyas.com/inventor/josef-frerich

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 = 1.4

ph-index = 5

Forward Citations = 132(Granted Patents)


Location History:

  • Dietrichingen, DE (1987 - 1989)
  • Zweibrücken, DE (2002)

Company Filing History:


Years Active: 1987-2002

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6 patents (USPTO):Explore Patents

Title: The Innovative Mind of Josef Frerich

Introduction

Josef Frerich, an inventive spirit based in Dietrichingen, Germany, has made significant contributions to agricultural machinery through his six patents. His work primarily focuses on improving efficiency and functionality within the harvesting industry, showcasing his dedication to innovation.

Latest Patents

Among Frerich's notable inventions is a **Cleaning Arrangement of a Sieve**, designed for harvesting vehicles. This innovation features a rotating circular sieve that draws air through it, propelled by a fan that expels the air after cooling the engine. To maintain the sieve's effectiveness, a cylindrical bristle cleaner rotates parallel to its inlet, dislodging contaminants, which are then efficiently removed by a suction device. A secondary suction device also assists in eliminating stubborn particles still clinging to the sieve's surface.

Another significant patent is a **Machine for Forming Cylindrical Bales of Crop**. This baling machine incorporates a variable volume bailing chamber defined by movable belts, allowing for the formation of large cylindrical hay bales. Once a bale is completed, it is wrapped in netting advanced by feeding rolls, ensuring secure packaging before discharge. This innovation streamlines the hay baling process, improving both efficiency and ease of use for operators.

Career Highlights

Frerich currently works at Deere & Company, a leader in agricultural machinery, where his designs and innovations play a pivotal role in enhancing farming technology. He has dedicated his career to creating solutions that simplify agricultural operations, proving his expertise in this vital industry.

Collaborations

Throughout his career, Josef has collaborated closely with talented coworkers like Jean Viaud and Henry Dennis Anstey. These partnerships have allowed for a dynamic exchange of ideas, fostering an environment of creativity and innovation that benefits the agricultural sector.

Conclusion

Josef Frerich stands out as a remarkable inventor in the field of agricultural technology. His latest patents exemplify his commitment to enhancing machinery and improving operational efficiency. With a solid career at Deere & Company and fruitful collaborations with fellow inventors, Frerich's contributions will undoubtedly continue to influence the industry for years to come.

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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