Kawanishi, Japan

Jiyoji Notani

This inventor holds 1 USPTO granted patent. Top assignee: Fujisawa Pharmaceutical Company, Ltd.. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jiyoji Notani. Retrieved from https://idiyas.com/inventor/jiyoji-notani

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 = 2.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: Innovator Profile: Jiyoji Notani

Introduction: Jiyoji Notani is a notable inventor based in Kawanishi, Japan, recognized for his contributions to the field of chemistry, particularly in the area of sulfonic acid esters. His inventive spirit has led to significant advancements that underscore the importance of innovation in the pharmaceutical industry.

Latest Patents: Notani holds a patent for "Sulfonic acid esters - A novel process for the amidation or esterification." This patent details a process that involves reacting a compound with a carboxy group with a component that possesses either an amino or imino group that can be acylated, or with a compound having a hydroxy group. This reaction occurs in the presence of a sulfonic acid ester, specifically formulated to enhance the reaction efficiency.

Career Highlights: Jiyoji Notani works at Fujisawa Pharmaceutical Company, Ltd., where his research and development efforts contribute to the advancement of pharmaceutical science. His singular patent highlights his capability to innovate within a global industry dedicated to improving health outcomes through science and technology.

Collaborations: Throughout his career, Notani has collaborated with fellow researcher Masumi Itoh, combining their expertise to tackle complex challenges in the field. Their joint efforts reflect a strong professional partnership that emphasizes the importance of teamwork in driving innovative solutions.

Conclusion: Jiyoji Notani's dedication to innovation in chemistry not only stands out through his patent but also through his collaboration within the pharmaceutical sector. His work at Fujisawa Pharmaceutical Company, Ltd. continues to exemplify the crucial role of inventors in advancing scientific knowledge and developing new processes that can lead to significant improvements in healthcare.

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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