Shunan, Japan

Isao Masada

This inventor holds 4 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Tokuyama Corporation, Idemitsu Petrochemical Co., Ltd., Sun-Tox Co., Ltd.. Active years: 1996-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Masada. Retrieved from https://idiyas.com/inventor/isao-masada

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Tokuyama, JP (1996 - 2002)
  • Shunan, JP (2007)
  • Yamaguchi, JP (2021)

Company Filing History:


Years Active: 1996-2021

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4 patents (USPTO):Explore Patents

Title: Isao Masada: Innovator in Silicon Technology

Introduction

Isao Masada is a prominent inventor based in Shunan, Japan. He has made significant contributions to the field of silicon technology, holding a total of 4 patents. His work focuses on advancements in materials that enhance the performance and efficiency of silicon-based products.

Latest Patents

Masada's latest patents include a groundbreaking invention related to a single crystal silicon plate-shaped body. This innovation involves a specific interstitial oxygen concentration and substitutional carbon concentration, which are critical for the material's performance. His research demonstrates that oxygen precipitates can be observed under high magnification after heating the silicon plate, revealing important structural characteristics. Another notable patent is for a gas-barrier film and coating agent, which showcases excellent gas-barrier properties even in high humidity conditions. This film is a laminate that combines a thermoplastic resin film with a gas-barrier layer made from a hydrolysate of silicon alkoxide, stratified silicate, and polyvinyl alcohol base resin.

Career Highlights

Throughout his career, Isao Masada has worked with notable companies such as Tokuyama Corporation and Sun-tox Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in silicon technology.

Collaborations

Masada has collaborated with esteemed colleagues, including Manabu Kaminaka and Shinsuke Tanaka. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Isao Masada's contributions to silicon technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the industry and pave the way for future innovations.

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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