Pleasanton, CA, United States of America

Leonid G Zeltser

This inventor holds 1 USPTO granted patent. Top assignee: Rotoflex, Inc.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leonid G Zeltser. Retrieved from https://idiyas.com/inventor/leonid-g-zeltser

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Leonid G. Zeltser: Innovator in Rotary Shaft Sealing Technology

Introduction

Leonid G. Zeltser is a notable inventor based in Pleasanton, CA (US). He has made significant contributions to the field of sealing technology, particularly with his innovative approach to rotary shaft sealing methods. His work has led to the development of a unique sealing device that addresses common challenges in rotary applications.

Latest Patents

Leonid G. Zeltser holds 1 patent for his invention titled "Rotary shaft sealing method and device." This patent describes a dry-face sealing method designed to prevent leakage around a rotary shaft. The invention utilizes an annular rigid seal with a smooth sealing surface, complemented by an annular resilient seal that features a projecting sealing edge. This design allows for effective sealing without the need for liquid lubrication, making it a valuable advancement in the industry.

Career Highlights

Zeltser is associated with Rotoflex, Inc., where he has applied his expertise in sealing technology. His innovative methods have contributed to the company's reputation for high-quality sealing solutions. His work emphasizes the importance of effective sealing in various mechanical applications, showcasing his commitment to engineering excellence.

Collaborations

Leonid has collaborated with notable colleagues such as Brian Simmons and Arnold Kholodenko. These partnerships have fostered a creative environment that encourages innovation and the development of advanced sealing technologies.

Conclusion

Leonid G. Zeltser's contributions to rotary shaft sealing technology exemplify his dedication to innovation and engineering. His patented methods provide effective solutions for preventing leakage, highlighting the importance of his work in the field.

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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