Roselle, IL, United States of America

Mark R Johnson

This inventor holds 3 USPTO granted patents, plus 2 CIPO patents. Top assignee: The Nutrasweet Company. Active years: 1991-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mark R Johnson. Retrieved from https://idiyas.com/inventor/mark-r-johnson-7ku5uzv3

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 = 2.3

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Grayslake, IL (US) (1993)
  • Roselle, IL (US) (1991 - 1995)

Company Filing History:


Years Active: 1991-1995

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3 patents (USPTO):Explore Patents

Title: Mark R Johnson: Innovator in Chemical Processes

Introduction

Mark R Johnson is a notable inventor based in Roselle, IL (US). He has made significant contributions to the field of chemical processes, particularly in the preparation of important compounds used in the food industry. With a total of 3 patents to his name, Johnson's work has had a lasting impact on the development of sweeteners.

Latest Patents

One of Johnson's latest patents is a one-pot process for the preparation of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride, commonly known as .alpha.-APM(HCl). This compound serves as an intermediate in the preparation of aspartame, a widely used artificial sweetener. Additionally, he has developed a process for recovering acetic acid from a mother liquor containing acetic acid, formic acid, acetic anhydride, and formic acetic anhydride.

Career Highlights

Mark R Johnson is currently associated with The Nutrasweet Company, where he continues to innovate and improve chemical processes. His expertise in the field has led to advancements that benefit both the industry and consumers alike.

Collaborations

Throughout his career, Johnson has collaborated with notable colleagues, including John B Hill and Yefim Gelman. These partnerships have fostered an environment of innovation and creativity, leading to the successful development of new processes and products.

Conclusion

Mark R Johnson's contributions to the field of chemical processes, particularly in the preparation of sweeteners, highlight his role as an influential inventor. His work continues to shape the industry and improve the quality of products available to consumers.

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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