Usui-gun, Japan

Akinari Itagaki

This inventor holds 21 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents, primarily in Silicone Compositions. Top assignees: Shin-Etsu Chemical Co., Ltd., Nitto Boseki Co., Ltd., Menicon Co., Ltd.. Active years: 1990-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akinari Itagaki. Retrieved from https://idiyas.com/inventor/akinari-itagaki

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


% Patents Active = 76.2


 

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 302(Granted Patents)


Location History:

  • Gunma, JP (1990 - 1996)
  • Usui-gun, JP (2001 - 2007)
  • Gunma-ken, JP (1999 - 2009)
  • Annaka, JP (1990 - 2012)
  • Tokyo, JP (2004 - 2015)

Company Filing History:


Years Active: 1990-2015

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Areas of Expertise:
Organohydrogenpolysiloxane
Silicone Composition
Flame Retardant
Polyphenylene Ether
Low-Viscosity
Antifoaming
Coating Composition
Composite Materials
Printing Ink
Soft Ocular Lens
Curing Composition
Silane Coupling
21 patents (USPTO):Explore Patents

Title: Akinari Itagaki: Innovator in Organohydrogenpolysiloxane Technology

Introduction

Akinari Itagaki is a prominent inventor based in Usui-gun, Japan, known for his significant contributions to organohydrogenpolysiloxane technology. With a total of 21 patents to his name, Itagaki's work has led to advancements in silicone compositions that are crucial for various industrial applications.

Latest Patents

Akinari Itagaki's latest patents include an innovative organohydrogenpolysiloxane making method and an addition-cure silicone composition. This organohydrogenpolysiloxane features structural units of —(HRSiO)—, where R represents a monovalent hydrocarbon group, and the integer 'a' varies from 2 to 50. The structural units are connected via a SiH-free structural unit, designating it as a novel crosslinking agent. This silicone composition, which incorporates an alkenyl-containing organopolysiloxane, the organohydrogenpolysiloxane, and a catalyst, demonstrates excellent curability through addition reactions, adhesion to plastic substrates, and is highly useful for coating purposes.

Career Highlights

Throughout his career, Akinari Itagaki has made substantial contributions while working with reputable companies such as Shin-Etsu Chemical Co., Ltd. and Menicon Co., Ltd. His innovative approaches in the synthesis and application of organohydrogenpolysiloxanes have positioned him as a leader in the field of silicone technology.

Collaborations

Akinari Itagaki has collaborated with notable colleagues, including Masaaki Yamaya and Hiroshi Yoshioka. Their joint efforts have enhanced the development and practical application of silicone materials in various industries.

Conclusion

Akinari Itagaki's extensive work in the realm of organohydrogenpolysiloxanes has led to pioneering advancements that hold significant value across multiple sectors. His patents not only exemplify his expertise but also pave the way for future innovations in silicone technology.

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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