Wei Zheng

This inventor holds 5 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents. Top assignees: E.i. Dupont De Nemours and Company, Iogen Energy Corporation. Active years: 2007-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wei Zheng. Retrieved from https://idiyas.com/inventor/wei-zheng-fti3fonc

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

USPTO Granted Patents = 5

% Patents Active = 60.0

CIPO Patents = 1 (Patent Applications = 2)

EPO Patents = 2

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 31(Granted Patents)

Location History:

Kingston, CA (2007)
Ottawa, CA (2014 - 2020)

Company Filing History:

3 out of 16,339

E.i. Dupont De Nemours and Company

patents

2 out of 68

Iogen Energy Corporation

patents

Years Active: 2007-2020

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10738273 - System for hydrolyzing a cellulosic feedstock slurry using one or more unmixed and mixed reactors (2020-08-11),

2. 8709770 - Process for improving the hydrolysis of cellulose in high consistency systems using one or more unmixed and mixed hydrolysis reactors (2014-04-29),

3. 7164046 - Manufacture of polytrimethylene ether glycol (2007-01-16),

4. 7161045 - Process for manufacture of polytrimethylene ether glycol (2007-01-09),

5. 7157607 - Manufacture of polytrimethylene ether glycol (2007-01-02),

Title: Innovations of Wei Zheng in Polytrimethylene Ether Glycol Manufacturing

Introduction

Wei Zheng is an accomplished inventor based in Kingston, CA, known for his significant contributions to the field of polymer chemistry. He holds three patents related to the manufacture of polytrimethylene ether glycol, a compound with various industrial applications.

Latest Patents

Wei Zheng's latest patents focus on innovative processes for the manufacture of polytrimethylene ether glycol. The first patent describes a process that utilizes inorganic compounds during purification steps to reduce phase separation time. The second patent outlines a comprehensive method for producing polytrimethylene ether glycol, which includes polycondensing reactants, hydrolyzing acid esters, and separating organic and water phases to achieve a high-quality product.

Career Highlights

Wei Zheng is currently employed at E.I. DuPont De Nemours and Company, where he applies his expertise in polymer manufacturing. His work has contributed to advancements in the production processes of essential materials used in various industries.

Collaborations

Throughout his career, Wei Zheng has collaborated with notable colleagues, including Hari Babu Sunkara and Howard C Ng. These partnerships have fostered innovation and enhanced the development of new manufacturing techniques.

Conclusion

Wei Zheng's contributions to the field of polytrimethylene ether glycol manufacturing exemplify his dedication to innovation and excellence. His patents reflect a commitment to improving industrial processes and advancing polymer chemistry.

Profile summary based on public USPTO records.