Kakegawa, Japan

Yasushi Akiyama

This inventor holds 6 USPTO granted patents and 6 published patent applications and 3 EPO patents. Top assignees: Az Electronic Materials USA Corp., Az Electronic Materials (Japan) K.k., Dainippon Ink and Chemicals, Incorporated. Active years: 2008-2014.

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

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

USPTO Granted Patents = 6 

% Patents Active = 50.0

 

Average Co-Inventor Count = 3.5

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Ogasa-gun, JP (2008)
  • Shizuoka, JP (2010)
  • Kakegawa, JP (2009 - 2014)

Company Filing History:


Years Active: 2008-2014

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6 patents (USPTO):Explore Patents

Title: Yasushi Akiyama: Innovator in Semiconductor Coatings

Introduction

Yasushi Akiyama, an esteemed inventor from Kakegawa, Japan, has made significant contributions to the field of semiconductor manufacturing. With a total of six patents to his name, Akiyama focuses primarily on compositions used in forming anti-reflective coatings, which are crucial in the lithographic processes of semiconductor devices.

Latest Patents

Akiyama's latest patent innovations include a composition for forming a developable bottom anti-reflective coating. This invention provides a formulation that includes a solvent, a polymer with a condensed polycyclic aromatic group, and specific compounds like maleimide derivatives or maleic anhydride derivatives. The resulting coating can be developed using a photoresist developing solution, making it an essential tool in semiconductor manufacturing.

Another noteworthy patent from Akiyama is a composition for forming a top anti-reflective film. This formulation comprises at least one fluorine-containing compound and a quaternary ammonium compound. The innovation highlights the ability to achieve the same functional levels as traditional top anti-reflective film compositions while reducing the amount needed for application.

Career Highlights

Throughout his career, Yasushi Akiyama has collaborated with notable companies such as Az Electronic Materials USA Corp. and Electronic Materials USA Corp. His work in these organizations has been pivotal in enhancing the quality and efficiency of semiconductor manufacturing processes.

Collaborations

Akiyama has worked alongside talented coworkers including Yusuke Takano and Katsutoshi Kuramoto. Their collaborations have fostered a creative environment, leading to the development of innovative solutions in materials science.

Conclusion

Yasushi Akiyama stands out as a prominent figure in the domain of semiconductor technologies. His contributions through patent filings reveal not only his inventive spirit but also his commitment to advancing industry standards. With ongoing developments in his field, Akiyama continues to influence the semiconductor landscape with his innovative solutions.

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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