Pasadena, CA, United States of America

Ian C Stewart

This inventor holds 2 USPTO granted patents. Top assignees: California Institute of Technology, Materia, Inc.. Active years: 2011-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ian C Stewart. Retrieved from https://idiyas.com/inventor/ian-c-stewart-te7zz2b7

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 = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2011-2013

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2 patents (USPTO):Explore Patents

Title: Ian C Stewart: Innovator in Organometallic Chemistry

Introduction

Ian C Stewart is a notable inventor based in Pasadena, CA (US). He has made significant contributions to the field of organometallic chemistry, particularly through his innovative patents. With a total of 2 patents, Stewart's work focuses on the development of advanced chemical complexes and methods.

Latest Patents

Stewart's latest patents include groundbreaking inventions related to organometallic ruthenium complexes. These inventions involve ruthenium alkylidene complexes that feature an N-heterocyclic carbene ligand. The ligand comprises a 5-membered heterocyclic ring containing a carbenic carbon atom and at least one nitrogen atom. The nitrogen atom is directly attached to the carbenic carbon and is substituted by a phenyl ring. This phenyl ring can have a hydrogen at either or both ortho positions and is substituted at least at one ortho or meta position. The inventions also pertain to olefin metathesis reactions, specifically the preparation of tetra-substituted cyclic olefins via ring-closing metathesis.

Career Highlights

Throughout his career, Ian C Stewart has worked with prominent organizations such as Materia, Inc. and the California Institute of Technology. His experience in these institutions has allowed him to refine his expertise in organometallic chemistry and contribute to various innovative projects.

Collaborations

Stewart has collaborated with notable individuals in his field, including Jacob Berlin and Robert H Grubbs. These collaborations have further enhanced his research and development efforts in organometallic chemistry.

Conclusion

Ian C Stewart is a distinguished inventor whose work in organometallic chemistry has led to significant advancements in the field. His innovative patents and collaborations reflect his commitment to scientific progress and innovation.

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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