Gunma, Japan

Takashi Hiroshima

This inventor holds 2 USPTO granted patents. Top assignee: Sanyo Electric Co., Ltd.. Active years: 2002-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Hiroshima. Retrieved from https://idiyas.com/inventor/takashi-hiroshima-fnobbl4h

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 20(Granted Patents)


Location History:

  • Gifu, JP (2002)
  • Gunma, JP (2009)

Company Filing History:


Years Active: 2002-2009

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2 patents (USPTO):Explore Patents

Title: Takashi Hiroshima: Innovator in Semiconductor Technology

Introduction

Takashi Hiroshima is a prominent inventor based in Gunma, Japan. He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approach to enhancing device performance.

Latest Patents

Hiroshima's latest patents include a semiconductor diode device with a lateral transistor. This invention addresses the issue of leakage current caused by a vertical parasitic bipolar transistor, thereby improving current efficiency. The design features an element isolation insulation film on an N well layer, with a first Player and a second Player strategically positioned to optimize performance. Additionally, he has developed a semiconductor memory that achieves long life, low voltage, high-speed operation, low power consumption, and high integration. This memory comprises a control gate electrode, a floating gate electrode, and a semiconductor region, allowing for efficient carrier injection.

Career Highlights

Hiroshima is currently employed at Sanyo Electric Co., Ltd., where he continues to push the boundaries of semiconductor technology. His work has been instrumental in advancing the capabilities of semiconductor devices, making them more efficient and reliable.

Collaborations

Throughout his career, Hiroshima has collaborated with notable colleagues, including Hideaki Fujiwara and Hideharu Nagasawa. These partnerships have fostered a creative environment that has led to groundbreaking innovations in the semiconductor field.

Conclusion

Takashi Hiroshima's contributions to semiconductor technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of the challenges in the industry and a commitment to developing solutions that enhance device performance.

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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