Tokyo, Japan

Takayuki Ootani

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Toshiba, Renesas Electronics Corporation. Active years: 1989-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Ootani. Retrieved from https://idiyas.com/inventor/takayuki-ootani

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

USPTO Granted Patents = 9 

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 76(Granted Patents)


Location History:

  • Tokyo, JP (1989 - 1994)
  • Hachioji, JP (1995)

Company Filing History:


Years Active: 1989-2025

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9 patents (USPTO):Explore Patents

Title: The Innovations of Takayuki Ootani

Introduction

Takayuki Ootani is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 9 patents. His work focuses on enhancing the reliability and efficiency of semiconductor devices.

Latest Patents

Ootani's latest patents include a groundbreaking semiconductor device that operates in a delayed lockstep mode. This device features a main device and a sub device that work in parallel, along with a delay circuit and a switching circuit that responds to failure information. Another notable patent is for a semiconductor memory device that incorporates multiple blocks of memory cells, including spare rows to replace defective normal rows. This innovative design ensures that the memory device remains functional even when certain rows fail.

Career Highlights

Throughout his career, Takayuki Ootani has worked with leading companies in the technology sector, including Kabushiki Kaisha Toshiba and Renesas Electronics Corporation. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in semiconductor technology.

Collaborations

Ootani has collaborated with notable colleagues such as Masataka Matsui and Mitsuo Isobe. These partnerships have fostered a creative environment that has led to the development of innovative solutions in the semiconductor field.

Conclusion

Takayuki Ootani's contributions to semiconductor technology are noteworthy, with a focus on reliability and efficiency. His patents reflect a commitment to innovation that continues to impact the industry.

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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