Choshi, Japan

Seiji Itami

This inventor holds 4 USPTO granted patents. Top assignees: Mitsui Chemicals, Inc., Mitsui Toatsu Chemicals, Incorporated. Active years: 1997-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Itami. Retrieved from https://idiyas.com/inventor/seiji-itami

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


% Patents Active = 75.0

Average Co-Inventor Count = 4.2

ph-index = 3

Forward Citations = 19(Granted Patents)


Location History:

  • Chiba, JP (1997)
  • Chosei-gun, JP (1997 - 1999)
  • Mobara, JP (2010)

Company Filing History:


Years Active: 1997-2010

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Seiji Itami

Introduction

Seiji Itami, an accomplished inventor based in Chosei-gun, Japan, has made significant strides in the fields of adhesives and materials science. With a total of four patents to his name, Itami's work is characterized by innovative solutions that cater to the needs of modern technology. His contributions are particularly notable in the semiconductor packaging and liquid crystal display industries.

Latest Patents

One of Itami's most recent patents is a film adhesive specifically designed for use in semiconductor packages. This innovative product features an adhesive layer comprised mainly of thermoplastic polyimide, which has a glass transition temperature of not more than 100°C. Furthermore, it includes another adhesive layer with a storage shear modulus of not more than 10 Pa at 50°C. Such properties enable this film adhesive to demonstrate excellent low-temperature adhesive abilities, making it ideal for die bonding applications in semiconductor packages.

Another notable patent from Itami is a resin composition for sealing liquid crystal cells. This formulation includes a rubber-modified unsaturated compound that is created by grafting a polymerizable ethylenically unsaturated monomer with rubber types such as acrylic, silicone, and urethane rubber. This composition not only enhances the sealing process but also ensures the durability of liquid crystal displays.

Career Highlights

Throughout his career, Seiji Itami has worked with well-respected organizations, including Mitsui Chemicals, Inc. and Mitsui Toatsu Chemicals, Incorporated. His expertise and innovation have positioned him as a key figure in his field, allowing him to contribute significantly to advancements in adhesive technologies.

Collaborations

In his journey as an inventor, Itami has collaborated with various professionals, including Syuji Tahara and Koichi Machida. Their collective efforts have enriched the development of new adhesive materials and solutions that meet the rigorous demands of current technological applications.

Conclusion

Seiji Itami's inventive prowess is evident through his patents and professional partnerships. With a focus on developing advanced materials for semiconductor packaging and liquid crystal cells, he continues to influence the landscape of adhesive technologies. His contributions serve as a testament to the importance of innovation in driving progress within the industry.

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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