Moerlenbach, Germany

Hermann Rapp

This inventor holds 2 USPTO granted patents. Top assignee: Firma Carl Freudenberg. Active years: 1986-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hermann Rapp. Retrieved from https://idiyas.com/inventor/hermann-rapp

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 = 2

Forward Citations = 25(Granted Patents)


Location History:

  • Morlenbach, DE (1986)
  • Moerlenbach, DE (1990)

Company Filing History:


Years Active: 1986-1990

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2 patents (USPTO):Explore Patents

Title: Hermann Rapp: Innovator in Sealing Technology

Introduction

Hermann Rapp is a notable inventor based in Moerlenbach, Germany. He has made significant contributions to the field of sealing technology, holding a total of 2 patents. His innovative designs have enhanced the functionality and reliability of sealing solutions in various applications.

Latest Patents

Hermann Rapp's latest patents include a radial shaft sealing ring and a unique lip seal. The radial shaft sealing ring features a stiffening ring, a sealing lip, and an annular seal that are integrally combined by radial connecting sections running through notches in the stiffening ring. This design allows the annular seal to be mounted in recesses within the stiffening ring, which have an increasing depth radially toward the driving surface. The lip seal, on the other hand, comprises a disk that is flared to bear on a machine element to be sealed at two zones separated by an axial distance. This innovative design includes hydrodynamically-acting back-feed elements that intersect each other, enhancing the sealing performance.

Career Highlights

Hermann Rapp is associated with Firma Carl Freudenberg, a company known for its expertise in sealing solutions. His work has contributed to the advancement of sealing technologies, making them more efficient and effective in various industrial applications.

Collaborations

Throughout his career, Hermann Rapp has collaborated with notable professionals in the field, including Kunimatsu Hayashida and Konrad Mader. These collaborations have fostered innovation and the sharing of ideas, further enhancing the development of sealing technologies.

Conclusion

Hermann Rapp's contributions to sealing technology through his patents and collaborations have made a significant impact in the industry. His innovative designs continue to influence the development of effective sealing solutions.

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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