Hachioji, Japan

Kiyofumi Uchibori

This inventor holds 7 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Microcomputer Eng. Ltd.. Active years: 1985-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyofumi Uchibori. Retrieved from https://idiyas.com/inventor/kiyofumi-uchibori

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 = 10.0

ph-index = 6

Forward Citations = 171(Granted Patents)


Location History:

  • Hachiohji, JP (1985)
  • Hachioji, JP (1990 - 1997)
  • Katakura-machi, JP (1997)

Company Filing History:


Years Active: 1985-1997

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7 patents (USPTO):Explore Patents

Title: Kiyofumi Uchibori: Innovator in Semiconductor Technology

Introduction

Kiyofumi Uchibori is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of seven patents. His work primarily focuses on the development of advanced memory cell structures that enhance the performance of integrated circuits.

Latest Patents

Uchibori's latest patents include innovative designs for semiconductor integrated circuit devices. One notable patent describes a memory cell utilizing a pair of cross-coupled CMOS inverters in a Static Random Access Memory (SRAM). This design features load MISFETs stacked above the semiconductor substrate, optimizing the arrangement of source, drain, and channel regions within a single polycrystalline silicon film. The gate electrodes are formed from different conductive films, which improves the effective capacitance of the memory cell storage nodes. This advancement facilitates better electrical connections between the various components of the memory cell, enhancing overall performance.

Career Highlights

Throughout his career, Kiyofumi Uchibori has worked with notable companies such as Hitachi, Ltd. and Hitachi Microcomputer Engineering Ltd. His experience in these organizations has allowed him to refine his expertise in semiconductor technology and contribute to groundbreaking innovations in the field.

Collaborations

Uchibori has collaborated with esteemed colleagues, including Osamu Minato and Satoshi Meguro. These partnerships have fostered a creative environment that has led to significant advancements in semiconductor design and technology.

Conclusion

Kiyofumi Uchibori's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced memory cell structures, paving the way for future innovations in integrated circuits.

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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