Tokyo, Japan

Kazuo Yamaguchi

This inventor holds 15 USPTO granted patents, primarily in Semiconductor Devices. Top assignees: Ebara Corporation, Mitsubishi Denki Kabushiki Kaisha, Optec D.d. Melco Laboratory Co., Ltd.. Active years: 1986-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Yamaguchi. Retrieved from https://idiyas.com/inventor/kazuo-yamaguchi-j4u56v9a

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 = 3.0

ph-index = 7

Forward Citations = 223(Granted Patents)


Company Filing History:


Years Active: 1986-2022

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Areas of Expertise:
Semiconductor Device
Laminated Semiconductor Chips
Rotary Encoder
Vacuum Pump Control
Automotive Engine Control
Optical Rotary Encoder
Blood Concentration Measurement
Sewage Collecting System
Photointerruptor
Power Transmission Mechanism
Vacuum Valve Controller
Pipe Connection Structure
15 patents (USPTO):Explore Patents

Title: Kazuo Yamaguchi: Innovator in Semiconductor Technology

Introduction

Kazuo Yamaguchi, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 15 patents, Yamaguchi has collaborated with leading companies and colleagues to advance innovation in this critical sector.

Latest Patents

Yamaguchi's latest patents include innovative designs for semiconductor devices that utilize inductive coupling for communication. His inventions detail a semiconductor device composed of multiple laminated memory chips, each featuring a first transmission/reception coil. This configuration includes lead-out lines and circuits that efficiently input and output signals. Additionally, Yamaguchi's work encompasses an interposer that enhances communication between the coils of different memory chips, ensuring improved functionality and connectivity.

Career Highlights

Throughout his career, Kazuo Yamaguchi has made significant strides while working for notable companies such as Ebara Corporation and Mitsubishi Electric Corporation. His expertise in semiconductor design has positioned him at the forefront of technological advancement, contributing to the evolution of modern electronics.

Collaborations

Yamaguchi has collaborated with several talented professionals in the field, including Akihiro Ushitora and Tsuneo Asanagi. Together, they have worked on innovative projects that have pushed the boundaries of semiconductor technology, enhancing devices used in various applications.

Conclusion

Kazuo Yamaguchi's relentless pursuit of innovation in semiconductor technology has not only resulted in a commendable number of patents but has also influenced the industry significantly. His contributions, marked by collaboration and ingenuity, continue to pave the way for future advancements in electronics.

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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