Kasugai, Japan

Chikai Ohno

This inventor holds 2 USPTO granted patents. Top assignees: Fujitsu Corporation, Fujitsu Vlsi Limited. Active years: 1989-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chikai Ohno. Retrieved from https://idiyas.com/inventor/chikai-ohno

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


% Patents Active = 50.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 84(Granted Patents)


Location History:

  • Kasugai, JP (1989)
  • Komae, JP (2002)

Company Filing History:


Years Active: 1989-2002

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2 patents (USPTO):Explore Patents

Title: Chikai Ohno: Innovator in Semiconductor Memory Technology

Introduction

Chikai Ohno is a notable inventor based in Kasugai, Japan, recognized for his contributions to semiconductor memory technology. With a total of two patents to his name, he has made significant advancements in the field, particularly in improving access times and noise prevention in memory devices.

Latest Patents

Ohno's latest patents include a groundbreaking design for a semiconductor memory that features a redundancy information region. This region is strategically arranged closer to the word driver or plate driver than the memory cell region, allowing for quicker relief/no-relief judgments. This innovation reduces access time by enabling the redundancy information region's memory cells to start operation earlier. Additionally, his synchronous semiconductor memory device incorporates a noise prevention mechanism that mitigates noise transmission to the memory cell array, enhancing the reliability of data writing processes.

Career Highlights

Throughout his career, Chikai Ohno has worked with prominent companies such as Fujitsu Corporation and Fujitsu VLSI Limited. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Ohno has collaborated with notable colleagues, including Michiyuki Hirata and Hirokazu Yamazaki, further enriching his work in the semiconductor field.

Conclusion

Chikai Ohno's contributions to semiconductor memory technology demonstrate his innovative spirit and commitment to enhancing memory device performance. His patents reflect a deep understanding of the challenges in the field and a dedication to finding effective solutions.

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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