Tokyo, Japan

Hiroyuki Fukuyama

This inventor holds 29 USPTO granted patents and 1 published patent application and 4 EPO patents, primarily in Aluminum Nitride Technology. Top assignees: Nippon Telegraph and Telephone Corporation, Oki Electric Industry Co., Ltd., Tohoku University. Active years: 1993-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Fukuyama. Retrieved from https://idiyas.com/inventor/hiroyuki-fukuyama

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

Calculating rank
USPTO Granted Patents = 29 

% Patents Active = 75.9

 

Average Co-Inventor Count = 2.5

ph-index = 6

Forward Citations = 200(Granted Patents)


Location History:

  • Yamanachi, JP (2007)
  • Yamananchi, JP (2008)
  • Yokohama, JP (2008)
  • Yamanashi, JP (2004 - 2013)
  • Kanagawa, JP (2013)
  • Miyagi, JP (2014)
  • Sendai, JP (2009 - 2017)
  • Musashino, JP (2006 - 2022)
  • Tokyo, JP (1993 - 2023)

Company Filing History:


Years Active: 1993-2023

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Areas of Expertise:
Transimpedance Amplifier
Signal Generator
Track and Hold Circuit
Analog-Digital Converter
Optical Modulator Driver
Automatic Gain Control
Semiconductor Device
Aluminum Nitride Crystals
Phase-Locked Loop
Memory Device
DRAM Interface Circuit
Clock Supply Circuit
29 patents (USPTO):Explore Patents

Title: Hiroyuki Fukuyama: Innovating in Signal Processing and Amplification

Introduction

Hiroyuki Fukuyama is a prominent inventor based in Tokyo, Japan, known for his significant contributions in the field of signal processing and amplification. With a remarkable portfolio of 29 patents, Fukuyama has established himself as a leading figure in technological innovation.

Latest Patents

Two of his latest patents highlight his inventive prowess. The first is a **Transimpedance Amplifier**, which incorporates a uniquely designed negative feedback inductor and a gate inductor, arranged in different wiring layers of a substrate that overlap. This innovative design aims to enhance signal processing capabilities by optimizing the physical layout of electronic components.

The second patent involves a **Signal Generator and Signal Generation Method**. This invention features a digital signal processing unit that includes both a first and a second cancel signal generation unit. The first unit generates a cancel signal to address image signals present in the analog output from a mixer, while the second generates a signal component for addressing leakage between the mixer’s input and output. Together, these units work with subtractors to refine the input signal, ultimately producing a cleaner digital output.

Career Highlights

Fukuyama's career has included roles at notable companies, such as Nippon Telegraph and Telephone Corporation and Oki Electric Industry Co., Ltd. His work in these organizations has led to groundbreaking advancements in the technology sector, particularly in the realm of electronic signal processing.

Collaborations

Throughout his career, Fukuyama has collaborated with esteemed colleagues including Hideyuki Nosaka and Naoki Miura. These partnerships undoubtedly contributed to the innovative frameworks that characterize his patented inventions, pushing the boundaries of what is possible in signal processing technology.

Conclusion

Hiroyuki Fukuyama exemplifies the spirit of innovation through his creations that address complex challenges in electronics. His continued contributions—as reflected in his extensive patent portfolio—underscore his role as a key player in advancing technology within the industry. As he continues to innovate, Fukuyama remains a significant figure to watch in the field of 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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