Miyagi, Japan

Yutaka Ikushima

This inventor holds 8 USPTO granted patents. Top assignees: National Institute of Advanced Industrial Science and Technology, Agency of Industrial Science and Technology, Mitsui Chemicals, Inc.. Active years: 2001-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Ikushima. Retrieved from https://idiyas.com/inventor/yutaka-ikushima

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


% Patents Active = 50.0

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Miyagi, JP (2001 - 2006)
  • Sendai, JP (2006)

Company Filing History:


Years Active: 2001-2006

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8 patents (USPTO):Explore Patents

Title: Yutaka Ikushima: Innovator in Hydroxyl Group-Containing Compounds and Lactams

Introduction

Yutaka Ikushima is a prominent inventor based in Miyagi, Japan. He holds a total of 8 patents that showcase his innovative contributions to the field of chemical processes. His work primarily focuses on the efficient production of hydroxyl group-containing compounds and lactams.

Latest Patents

One of his latest patents is a process for producing hydroxyl group-containing compounds. This invention discloses a method for efficiently producing such compounds using a simple apparatus and procedures. The process utilizes a very small amount of a catalyst, significantly reducing the need for catalyst recovery and neutralization steps. It involves allowing an aqueous solution containing an acid catalyst to react with an aliphatic double bond-containing compound under specific conditions. The reaction occurs at temperatures ranging from 200 to 600°C and pressures from 1 to 100 MPa.

Another significant patent by Ikushima is a process for producing lactams. This invention aims to provide an efficient method for continuously synthesizing lactams in high-temperature, high-pressure water. The method involves introducing an oxime as a reaction substrate along with an acid into a reaction zone, allowing for efficient synthesis while suppressing oxime hydrolysis. The process operates at a high temperature of at least 250°C and a pressure of at least 15 MPa.

Career Highlights

Throughout his career, Yutaka Ikushima has worked with notable organizations, including the National Institute of Advanced Industrial Science and Technology and the Agency of Industrial Science and Technology. His contributions to these institutions have significantly advanced the field of chemical engineering.

Collaborations

Ikushima has collaborated with esteemed colleagues such as Osamu Sato and Kiyotaka Hatakeda. Their joint efforts have further enriched the research and development of innovative chemical processes.

Conclusion

Yutaka Ikushima's work in the field of chemical processes has led to significant advancements in the production of hydroxyl group-containing compounds and lactams. His innovative patents reflect his dedication to improving efficiency in chemical manufacturing.

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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