Kanazawa, Japan

Masanobu Iwamoto

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation. Active years: 1998-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanobu Iwamoto. Retrieved from https://idiyas.com/inventor/masanobu-iwamoto

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 = 83.3

Average Co-Inventor Count = 3.9

ph-index = 4

Forward Citations = 70(Granted Patents)


Location History:

  • Fukuoka-ken, JP (1998 - 2001)
  • Kitakyushu, JP (2003)
  • Ishikawa-ken, JP (2015)
  • Kanazawa, JP (2021)
  • Kanazawa Ishikawa, JP (2024)

Company Filing History:


Years Active: 1998-2024

Loading Chart...
6 patents (USPTO):Explore Patents

Title: Masanobu Iwamoto: Innovator in Semiconductor Technology

Introduction

Masanobu Iwamoto is a prominent inventor based in Kanazawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His work focuses on developing advanced light-emitting devices and optical semiconductor elements.

Latest Patents

Iwamoto's latest patents include a semiconductor light-emitting device and an optical coupling device. The semiconductor light-emitting device features a substrate with a first energy bandgap, a first semiconductor layer, an active layer, and a second semiconductor layer. The active layer contains a quantum well layer and a first barrier layer, with energy bandgaps designed to optimize performance. The optical semiconductor element includes a substrate, a light-emitting layer made of AlGaAs multi-quantum wells, and a distributed Bragg reflector, which enhances light emission efficiency.

Career Highlights

Throughout his career, Masanobu Iwamoto has worked with notable companies such as Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to refine his expertise in semiconductor technologies and contribute to various innovative projects.

Collaborations

Iwamoto has collaborated with esteemed colleagues, including Hideto Sugawara and Ryo Saeki. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the semiconductor field.

Conclusion

Masanobu Iwamoto's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry and inspire 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]
Loading…