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For the Inventor, By the Inventor

Iwaki, Japan

Ken Otaka

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1991-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ken Otaka. Retrieved from https://idiyas.com/inventor/ken-otaka

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

USPTO Granted Patents = 9

% Patents Active = 55.6


Average Co-Inventor Count = 2.6

ph-index = 1

Forward Citations = 8(Granted Patents)


Location History:

  • Takarazuka, JP (1991)
  • Toyonaka, JP (2002 - 2006)
  • Osaka, JP (2000 - 2008)
  • Iwaki, JP (2006 - 2010)

Company Filing History:

goldMedal9 out of 6,961 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1991-2010

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9 patents (USPTO):Explore Patents
1. 7846956 - Malononitrile compound as pesticides (2010-12-07),
2. 7662402 - Nitrile compound and its use in pest control (2010-02-16),
3. 7439266 - Malononitrile compound and use thereof (2008-10-21),
4. 7402691 - Malononitrile compounds and their use as pesticides (2008-07-22),
5. 7026340 - Malononitrile compounds and their use as pesticides (2006-04-11),
6. 7011838 - Malononitrile compounds and their use as pesticides (2006-03-14),
7. 6423745 - Pyrethroid compound and composition for controlling pest containing the same as an active ingredient (2002-07-23),
8. 6049001 - Fluorine-containing carboxylic acid compounds, methods for their (2000-04-11),
9. 5004753 - Novel carboxylic acid esters, method for their production and (1991-04-02),

Title: Ken Otaka: Innovator in Pest Control Solutions

Introduction

Ken Otaka is a prominent inventor based in Iwaki, Japan. He has made significant contributions to the field of pest control through his innovative inventions. With a total of 9 patents to his name, Otaka has established himself as a key figure in agricultural chemistry.

Latest Patents

Among his latest patents, Otaka has developed a malononitrile compound that serves as a pesticide. This invention provides a malononitrile compound represented by a specific formula, which exhibits pest-controlling activity. Another notable patent is a nitrile compound that demonstrates excellent control effects against pests. This compound is characterized by various substituents, including fluoroalkyl and halogen groups, enhancing its effectiveness in pest management.

Career Highlights

Ken Otaka is currently associated with Sumitomo Chemical Company, Limited, where he continues to innovate in the field of pest control. His work has been instrumental in developing new solutions that address agricultural challenges.

Collaborations

Throughout his career, Otaka has collaborated with notable colleagues, including Daisuke Oohira and Satoshi Okada. These partnerships have contributed to the advancement of his research and the successful development of his patented inventions.

Conclusion

Ken Otaka's contributions to pest control through his innovative patents highlight his expertise and commitment to improving agricultural practices. 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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