Shiga, Japan

Hisayoshi Jyonishi

This inventor holds 2 USPTO granted patents. Top assignee: Ishihara Sangyo Kaisha, Ltd.. Active years: 1983-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisayoshi Jyonishi. Retrieved from https://idiyas.com/inventor/hisayoshi-jyonishi

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 = 5.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Shiga, JP (1983)
  • Kusatsu, JP (1988)

Company Filing History:


Years Active: 1983-1988

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2 patents (USPTO):Explore Patents

Title: Hisayoshi Jyonishi: Innovator in Chemical Compounds

Introduction

Hisayoshi Jyonishi is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of chemistry, particularly in the development of novel chemical compounds. With a total of 2 patents, Jyonishi's work has implications for both agricultural and medicinal applications.

Latest Patents

His latest patents include an amino-trifluoromethylpyridine compound and a process for producing 2,6-difluorobenzonitrile. The amino-trifluoromethylpyridine compound is selected from a group that includes 3-amino-5-trifluoromethylpyridine, 2-amino-4-trifluoromethylpyridine, and 2-amino-4,6-bis(trifluoromethyl)pyridine. This compound serves as an intermediate for deriving effective components for controlling harmful organisms or for medicinal purposes. The process for producing 2,6-difluorobenzonitrile involves reducing a chloro fluorobenzonitrile using hydrogen gas in the presence of a palladium or platinum catalyst.

Career Highlights

Jyonishi is currently employed at Ishihara Sangyo Kaisha, Ltd., where he continues to innovate in the field of chemical compounds. His work has garnered attention for its potential applications in various industries.

Collaborations

Some of his notable coworkers include Yasuhiro Tsujii and Ryuzo Nishiyama. Their collaborative efforts contribute to the advancement of research and development in their respective fields.

Conclusion

Hisayoshi Jyonishi's contributions to chemical innovation highlight the importance of research in developing effective solutions for both agriculture and medicine. His patents reflect a commitment to advancing scientific knowledge and practical applications.

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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