Dike, IA, United States of America

Kendall D Tjepkes

This inventor holds 3 USPTO granted patents. Top assignee: Deere & Company. Active years: 1983-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kendall D Tjepkes. Retrieved from https://idiyas.com/inventor/kendall-d-tjepkes

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 = 2.5

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Cedar Falls, IA (US) (1983)
  • Dike, IA (US) (1988 - 1991)

Company Filing History:


Years Active: 1983-1991

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Kendall D Tjepkes

Introduction

Kendall D Tjepkes is a notable inventor based in Dike, Iowa, who has made significant contributions to the field of engineering. With a total of 3 patents to his name, Tjepkes has developed innovative solutions that enhance mechanical systems and improve efficiency.

Latest Patents

One of Tjepkes' latest patents is the "Shaft seal assembly," which features an oil seal arrangement that includes a non-rotating oil ring and a rotating guide ring. This design incorporates a flexible oil seal bonded to the oil ring, effectively retaining lube oil in a bearing chamber. Another significant invention is the "Multi-range synchronized transmission and housing therefor." This collar shift type transmission is designed to provide an increased number of speed changes from a reduced number of gears and shafts. The innovative arrangement of gears maximizes gear changes while minimizing the required components, showcasing Tjepkes' engineering prowess.

Career Highlights

Kendall D Tjepkes is currently employed at Deere & Company, where he applies his expertise in mechanical engineering to develop advanced machinery and systems. His work has contributed to the company's reputation for innovation and quality in the agricultural and construction equipment sectors.

Collaborations

Throughout his career, Tjepkes has collaborated with talented individuals such as John W Schletzbaum and Howard Thomas Uehle. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Kendall D Tjepkes exemplifies the spirit of innovation through his patents and contributions to engineering. His work continues to influence the industry and inspire future inventors.

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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