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For the Inventor, By the Inventor

Funabashi, Japan

Shigeaki Akiyama

This inventor holds 8 USPTO granted patents. Top assignee: Nissan Chemical Industries Limited. Active years: 1987-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeaki Akiyama. Retrieved from https://idiyas.com/inventor/shigeaki-akiyama

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 7.6

ph-index = 3

Forward Citations = 12(Granted Patents)


Location History:

  • Narashino, JP (1987)
  • Funabashi, JP (1992 - 1998)

Company Filing History:

goldMedal8 out of 1,235 
 
Nissan Chemical Industries Limited
 patents

Years Active: 1987-1998

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8 patents (USPTO):Explore Patents
1. 5817829 - Pyrazolecarboxylic acid derivatives and plant disease control agent (1998-10-06),
2. 5686390 - Iminosulfonylurea derivatives and herbicides (1997-11-11),
3. 5604179 - Iminosulfonylurea derivatives and herbicides (1997-02-18),
4. 5500406 - Iminosulfonylurea dirivatives and herbicides (1996-03-19),
5. 5354731 - Pyridinesulfonamide derivatives as herbicides (1994-10-11),
6. 5152824 - Sulfamidosulfonamide derivatives and herbicides (1992-10-06),
7. 5116405 - Pyridinesulfonamide derivatives and herbicides (1992-05-26),
8. 4665212 - Process for preparing 2-(4-hydroxyphenoxy) alkanoic acid compounds (1987-05-12),

Title: Shigeaki Akiyama: Innovator in Agricultural Chemistry

Introduction

Shigeaki Akiyama is a prominent inventor based in Funabashi, Japan. He has made significant contributions to the field of agricultural chemistry, particularly in the development of innovative compounds for plant disease control and herbicides. With a total of eight patents to his name, Akiyama's work has had a substantial impact on agricultural practices.

Latest Patents

Among his latest patents are the pyrazolecarboxylic acid derivatives and the iminosulfonylurea derivatives. These compounds are particularly noteworthy for their applications in plant disease control. The iminosulfonylurea compound, along with its salts, has been recognized for its effectiveness as a herbicide and growth control agent against weeds.

Career Highlights

Akiyama is currently employed at Nissan Chemical Industries Limited, where he continues to innovate and develop new agricultural solutions. His work has not only advanced the field but has also contributed to more sustainable agricultural practices.

Collaborations

Throughout his career, Akiyama has collaborated with notable colleagues, including Kenzi Makino and Hideaki Suzuki. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.

Conclusion

Shigeaki Akiyama's contributions to agricultural chemistry through his innovative patents demonstrate his commitment to improving plant health and crop management. His work continues to influence the industry and pave the way for future advancements.

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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