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For the Inventor, By the Inventor

Ageo, Japan

Eiichi Tanaka

This inventor holds 4 USPTO granted patents. Top assignee: Nippon Kayaku Kabushiki Kaisha. Active years: 1980-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichi Tanaka. Retrieved from https://idiyas.com/inventor/eiichi-tanaka-1mel9tll

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Ageo, JP (1980 - 1981)
  • Yono, JP (1987)
  • Saitama, JP (2003)

Company Filing History:

goldMedal4 out of 801 
 
Nippon Kayaku Kabushiki Kaisha
 patents

Years Active: 1980-2003

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4 patents (USPTO):Explore Patents
1. 6608233 - Process for producting bis(4-hydroxy-3-nitrophenyl) compound (2003-08-19),
2. 4659722 - Bactericidal N-(2,2,2 trichloroethyl)pyridinecarboxamides (1987-04-21),
3. 4284628 - 2-Hydroxy benzamide derivatives and use thereof as a fungicide (1981-08-18),
4. 4200632 - 2-Hydroxy benzamide derivatives and use thereof as fungicides (1980-04-29),

Title: Eiichi Tanaka: Innovator in Chemical Compounds

Introduction

Eiichi Tanaka is a notable inventor based in Ageo, Japan. He has made significant contributions to the field of chemistry, particularly in the development of innovative chemical compounds. With a total of 4 patents to his name, Tanaka's work has implications in various industrial applications.

Latest Patents

Tanaka's latest patents include a process for producing bis(4-hydroxy-3-nitrophenyl) compounds. This invention involves nitrating a bis(4-hydroxyphenyl) compound in an inert solvent using nitric acid, resulting in high yields of target compounds with reduced trinitrate content. This process is particularly valuable for producing high-purity products suitable for heat-resistant polymers. Another significant patent is for bactericidal N-(2,2,2 trichloroethyl)pyridinecarboxamides. This compound features a complex formula that includes various substituents, making it effective as a bactericide.

Career Highlights

Tanaka is associated with Nippon Kayaku Kabushiki Kaisha, a company known for its advancements in chemical manufacturing. His work at this organization has allowed him to focus on innovative solutions in the chemical industry.

Collaborations

Some of Tanaka's notable coworkers include Taizo Nakagawa and Kaoru Ohmori. Their collaboration has likely contributed to the success of various projects within the company.

Conclusion

Eiichi Tanaka's contributions to the field of chemistry through his patents and work at Nippon Kayaku Kabushiki Kaisha highlight his role as an influential inventor. His innovative approaches continue to impact the industry positively.

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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