Kawasaki, Japan

Masao Hayashi

This inventor holds 2 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 2000-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Hayashi. Retrieved from https://idiyas.com/inventor/masao-hayashi-fi3mqs8v

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 = 3.4

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Kawasaki, JP (2000)
  • late of Kawasaki, JP (2003)

Company Filing History:


Years Active: 2000-2003

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2 patents (USPTO):Explore Patents

Title: Masao Hayashi: Innovator in Semiconductor Technology

Introduction

Masao Hayashi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approach to integrated circuits and data transfer systems.

Latest Patents

One of Hayashi's latest patents is for a semiconductor integrated circuit that includes a DRAM and an analog circuit. This semiconductor device features an interlayer insulation film formed on a substrate, covering first and second regions defined on the substrate. A capacitor is formed over the interlayer insulation film in the first region, where the insulation film includes a stepped part defined by a groove with a bottom surface lower than the surface of the insulation film in the second region.

Another notable patent involves combining multiple data lines and clock lines into sets of parallel lines. This data transfer system consists of several functional blocks, each equipped with a function module that controls data transfer between the memories of these blocks. The function modules are interconnected via n sets of data signal lines and clock signal lines, allowing for synchronized data transfer. Depending on the communication requirements with destination functional blocks, the sets of data signal lines and clock signal lines can be appropriately combined for parallel or serial transfer.

Career Highlights

Masao Hayashi is currently employed at Fujitsu Corporation, where he continues to develop innovative technologies in the semiconductor sector. His work has significantly impacted the efficiency and functionality of data transfer systems in modern electronics.

Collaborations

Hayashi has collaborated with notable colleagues, including Taiji Ema and Narumi Ohkawa, contributing to advancements in semiconductor technology through teamwork and shared expertise.

Conclusion

Masao Hayashi's contributions to semiconductor technology through his patents and work at Fujitsu Corporation highlight his role as an influential inventor in the field. His innovative designs continue to shape the future of data transfer systems and 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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