This inventor holds 40 USPTO granted patents and 7 published patent applications, plus 2 CIPO patents and 3 EPO patents, primarily in Paraxylene Production. Top assignees: Exxonmobil Chemical Patents Inc., Exxonmobil Research and Engineering Company, Other. Active years: 2002-2021.
Company Filing History:
37 out of 3,336 
2 out of 1,780 
1 out of 834,411 Years Active: 2002-2021
Areas of Expertise:
Title: Innovations and Contributions of John Di-Yi Ou
Introduction
John Di-Yi Ou, based in Houston, Texas, is a prominent inventor with an impressive portfolio of 40 patents. His innovative contributions focus on chemical processes, particularly in the field of hydrocarbon purification and xylene production.
Latest Patents
John's latest patents include two significant inventions. The first is the “Removal of Bromine Index-Reactive Compounds,” which introduces a purification process utilizing dissolved hydrogen to eliminate Bromine Index-reactive compounds from aromatic-containing hydrocarbon streams. This method is applicable across various petroleum-derived processes such as fractionation and catalytic cracking, ensuring a reduced concentration of harmful compounds in the resulting product stream.
The second patent is titled “Energy Efficient Processes for Xylenes Production.” This invention outlines a method for producing para-xylene and ortho-xylene by coupling two in-series xylenes separation systems with parallel isomerization systems. This innovative approach aims to enhance productivity while achieving energy savings, reflecting John’s commitment to efficiency in chemical engineering.
Career Highlights
Throughout his career, John has made significant strides in the field of chemical engineering. He worked with ExxonMobil Chemical Patents Inc. and ExxonMobil Research and Engineering Company, where he honed his skills and expanded his expertise, contributing to groundbreaking advancements in chemical processes.
Collaborations
John has collaborated with notable coworkers, including Michael A. Risch and Jeevan Sahib Abichandani. These partnerships have allowed him to engage in innovative projects and implement cutting-edge technology in his research and development endeavors.
Conclusion
John Di-Yi Ou's dedication to innovation in chemical processing through his patents and collaborations has established him as an influential figure in his field. His work not only enhances industrial processes but also contributes to more sustainable practices in hydrocarbon and chemical production.