Niskayuna, NY, United States of America

John Yaw Ofori

This inventor holds 31 USPTO granted patents and 2 EPO patents, primarily in Aromatic Carbonate Production. Top assignee: General Electric Company. Active years: 1999-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John Yaw Ofori. Retrieved from https://idiyas.com/inventor/john-yaw-ofori

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


% Patents Active = 61.3


Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 51(Granted Patents)


Company Filing History:


Years Active: 1999-2008

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Areas of Expertise:
Dialkyl Carbonate
Aromatic Carbonates
Bromination
Hydroxyaromatic Compounds
Catalyst Composition
Dihydroxy Compounds
Diaryl Carbonates
Catalyst Recovery
Polycarbonates
Recycling
Chemical Processes
Catalyst Systems
31 patents (USPTO):Explore Patents

Title: Innovation Through Chemistry: The Legacy of John Yaw Ofori

Introduction

John Yaw Ofori, located in Niskayuna, NY, is a distinguished inventor with a remarkable portfolio of 31 patents. Working at General Electric Company, Ofori has made significant contributions to the field of chemical engineering, specifically in the production of dialkyl carbonates and their derivatives. His innovative approach addresses both efficiency and safety, making strides in industrial applications.

Latest Patents

Among Ofori's latest patents is a groundbreaking method and apparatus for preparing dialkyl carbonate, along with its application in manufacturing diaryl carbonates and polycarbonates. This invention notably addresses the unexpected corrosion issues in downstream sections of manufacturing apparatuses caused by impurities. Ofori’s method effectively reduces corrosion by either physically removing or chemically decomposing alkyl chloroformate impurities within the apparatus's corrosion-resistant sections. The process involves passing the alkyl chloroformate through a passageway at temperatures between 30°C and 130°C for durations ranging from 0.5 hours to 10 hours, which may include specialized holding vessels or a tubular section that promotes efficient plug flow.

Career Highlights

Ofori's career is characterized by his dedication to innovation and improvement in industrial chemical processes. As part of General Electric Company, he has been instrumental in advancing methods that enhance safety and reliability in manufacturing processes. His work has not only led to numerous patents but has also garnered respect in the scientific community.

Collaborations

Throughout his career, John Yaw Ofori has collaborated with notable colleagues such as Eric James Pressman and Grigorii Lev Soloveichik. Their shared expertise and diverse perspectives have contributed to the development of innovative solutions in chemical engineering, reflecting a strong team dynamic that fosters creativity and advancement in their field.

Conclusion

John Yaw Ofori stands out as a leading inventor whose work has had a significant impact on the chemical manufacturing industry. With a robust patent portfolio and a commitment to innovation, he continues to pave the way for future advancements in technology and sustainability. His contributions not only enhance industrial processes but also inspire the next generation of inventors and engineers.

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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