Oakland, CA, United States of America

Steven K Lee

This inventor holds 3 USPTO granted patents. Top assignees: Chevron U.s.a. Inc., Theken Spine, LLC. Active years: 2014-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Steven K Lee. Retrieved from https://idiyas.com/inventor/steven-k-lee-5v8gpnzs

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 = 5.3

ph-index = 1

Forward Citations = 44(Granted Patents)


Location History:

  • Walnut Creek, CA (US) (2014)
  • Oakland, CA (US) (2017)

Company Filing History:


Years Active: 2014-2017

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Steven K Lee

Introduction

Steven K Lee is a notable inventor based in Oakland, CA. He has made significant contributions to the field of manufacturing processes, particularly in the development of base stocks for lubricants. With a total of 3 patents to his name, his work has had a considerable impact on the industry.

Latest Patents

One of his latest patents is a process to manufacture a base stock. This process involves hydrocracking, separating, and dewaxing, resulting in a base stock that has a specific ratio of Noack volatility to CCS VIS at -25°C, multiplied by 100, ranging from 0.15 to 0.40. Additionally, he has developed a patent for a 170 neutral base oil with improved properties. This base stock comprises hydrocarbons with consecutive numbers of carbon atoms and has a boiling range from 388 to 538°C, a VI from 105 to less than 130, and a Noack volatility from 5 to 11.5 wt % or a CCS VIS at -25°C from 2000 to 4000 mPa·s.

Career Highlights

Throughout his career, Steven has worked with prominent companies such as Chevron U.S.A. Inc. and Theken Spine, LLC. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects.

Collaborations

Steven has collaborated with notable coworkers, including John Michael Rosenbaum and Brent K Lok. Their combined expertise has fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Steven K Lee's contributions to the field of manufacturing processes and base stock development highlight his innovative spirit and dedication to advancing technology. His patents and collaborations reflect a commitment to excellence in his work.

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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