Osaka, Japan

Takashi Maejima

This inventor holds 2 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Electronics Corporation. Active years: 2000-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Maejima. Retrieved from https://idiyas.com/inventor/takashi-maejima-wk9n7kkc

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 2000-2001

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2 patents (USPTO):Explore Patents

Title: Takashi Maejima: Innovator in Nonvolatile Semiconductor Memory Technology

Introduction

Takashi Maejima is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of semiconductor technology, particularly in nonvolatile memory devices. With a total of 2 patents to his name, Maejima's work has had a lasting impact on the industry.

Latest Patents

His latest patents include a "Nonvolatile semiconductor memory device and method for fabricating the same." This invention features a stacked gate portion that includes a tunnel insulating film, a floating gate electrode, a capacitive insulating film, and a control gate electrode, all formed over a p-type silicon substrate. The design incorporates n-source/drain layers containing arsenic, enhancing the device's performance. Additionally, the method for fabricating this nonvolatile semiconductor memory device emphasizes improving drain-disturb characteristics during writing, showcasing Maejima's innovative approach to semiconductor design.

Career Highlights

Throughout his career, Takashi Maejima has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electronics Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Some of his notable coworkers include Yoshinori Odake and Hidenori Tanaka. Their collaborative efforts have further propelled advancements in the field of nonvolatile memory devices.

Conclusion

Takashi Maejima's contributions to semiconductor technology, particularly in nonvolatile memory devices, highlight his innovative spirit and dedication to advancing the industry. His patents and career achievements reflect a commitment to excellence in engineering and invention.

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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