Amsterdam, Netherlands

David Karl Schisla

This inventor holds 4 USPTO granted patents. Top assignee: Shell Oil Comapny. Active years: 2000-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Karl Schisla. Retrieved from https://idiyas.com/inventor/david-karl-schisla-fb29899q

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 = 1.7

ph-index = 3

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 2000-2001

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4 patents (USPTO):Explore Patents

Title: David Karl Schisla: Innovator in Polymer Chemistry

Introduction

David Karl Schisla is a prominent inventor based in Amsterdam, Netherlands. He has made significant contributions to the field of polymer chemistry, holding a total of 4 patents. His work focuses on innovative methods for synthesizing complex chemical compounds, which have applications in various industries.

Latest Patents

Among his latest patents is the invention titled "Deprotection of polymers prepared with silyloxy protected functional initiators by reaction with aqueous fluoroboric acid." This patent outlines a novel approach to deprotecting polymers, enhancing their usability in various applications. Another notable patent is the "Method for synthesis of a dilithium diisopropenylbenzene-based diinitiator." This invention describes a process for creating a difunctional lithium initiator by reacting a secondary or tertiary lithium alkyl with a diisopropenylbenzene compound in the presence of diethyl ether. The process is conducted at a temperature range of 25 to 50 degrees Celsius, with specific molar ratios to optimize the reaction.

Career Highlights

David Karl Schisla is currently employed at Shell Oil Company, where he continues to innovate and develop new chemical processes. His expertise in polymer chemistry has positioned him as a valuable asset to the company, contributing to advancements in the field.

Collaborations

Throughout his career, Schisla has collaborated with notable colleagues, including Carl Lesley Willis and Grant W Haddix. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

David Karl Schisla's contributions to polymer chemistry and his innovative patents reflect his dedication to advancing the field. His work at Shell Oil Company and collaborations with esteemed colleagues further highlight his impact on the industry.

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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