Ponca City, OK, United States of America

Elwyn Shimoda

This inventor holds 3 USPTO granted patents. Top assignee: Conoco Inc.. Active years: 1984-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Elwyn Shimoda. Retrieved from https://idiyas.com/inventor/elwyn-shimoda

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 = 1.8

ph-index = 3

Forward Citations = 44(Granted Patents)


Company Filing History:


Years Active: 1984-1990

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3 patents (USPTO):Explore Patents

Title: Elwyn Shimoda: Innovator in Oil Separation Technology

Introduction

Elwyn Shimoda is a notable inventor based in Ponca City, OK (US). He has made significant contributions to the field of oil separation technology, holding a total of 3 patents. His work focuses on developing systems that enhance the efficiency of separating oil from water, particularly in low-pressure environments.

Latest Patents

One of Elwyn Shimoda's latest patents is the Low Pressure Hydrocyclone Separator. This innovative system is designed for the separation of oil from oily water, especially when the oily water is available only at relatively low pressures that are insufficient to drive a hydrocyclone separator. The patent outlines particular combinations of pumps and hydrocyclones that can effectively operate in these low-pressure situations. The pressure boost required is not substantially greater than the differential pressure at which the pump begins to degrade the volumetric mean size of oil droplets in the oily water. By operating the pump near its maximum flow rate capacity, the system significantly reduces the effect of fluid slippage within the pump. Additionally, improved techniques for analyzing oil droplet size distribution are disclosed in this patent.

Career Highlights

Elwyn Shimoda is currently employed at Conoco Inc., where he continues to innovate in the field of oil separation technology. His work has been instrumental in developing solutions that address the challenges faced in oil recovery processes.

Collaborations

Elwyn has collaborated with notable coworkers such as David A. Flanigan and James E. Stolhand, contributing to advancements in their shared field of expertise.

Conclusion

Elwyn Shimoda's contributions to oil separation technology through his patents and work at Conoco Inc. highlight his role as an influential inventor. His innovative approaches continue to pave the way for advancements in efficient oil recovery methods.

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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