Kyoto, Japan

Norio Hayashi

This inventor holds 21 USPTO granted patents, primarily in Power Amplifier Technology. Top assignees: Murata Manufacturing Co., Ltd., Renesas Technology Corp., Renesas Electronics Corporation. Active years: 2003-2023.

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

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


% Patents Active = 61.9

Average Co-Inventor Count = 4.3

ph-index = 6

Forward Citations = 128(Granted Patents)


Location History:

  • Tamamuramachi, JP (2003 - 2005)
  • Sawa, JP (2005 - 2008)
  • Tamamura, JP (2003 - 2010)
  • Tokyo, JP (2012)
  • Kanagawa, JP (2012 - 2014)
  • Nagaokakyo, JP (2014)
  • Kyoto, JP (2015 - 2023)

Company Filing History:


Years Active: 2003-2023

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Areas of Expertise:
Power Amplifier
High Frequency Module
Semiconductor Integrated Circuit
Wireless Communication
Transceiver
Oscillator
Signal Processing
PLL Circuit
Mobile Terminal
Radio-Frequency Amplifier
Data Processing Equipment
High Frequency Circuit
21 patents (USPTO):Explore Patents

Title: Innovations of Norio Hayashi: Advancements in Power Amplifiers

Introduction: Norio Hayashi is an influential inventor based in Kyoto, Japan, renowned for his contributions to the field of power amplification technologies. With a notable portfolio of 21 patents, Hayashi has developed innovative solutions aimed at enhancing the efficiency and performance of power amplifiers.

Latest Patents: His latest patents demonstrate significant advancements in power amplifier circuits. One patent describes a power amplifier circuit featuring an amplifier that receives an input signal and outputs an amplified signal. This design incorporates an inductive element connected between nodes and a variable capacitor whose capacitance increases with the output signal's power, effectively optimizing the amplification process. Another of his recent inventions focuses on improving the power added efficiency of power amplifiers at high output levels. This invention includes a first capacitor for radio frequency signals, a first transistor for amplification, and a bias circuit for optimal operation, showcasing Hayashi's commitment to enhancing radio frequency technologies.

Career Highlights: Throughout his career, Norio Hayashi has worked with leading companies, including Murata Manufacturing Co., Ltd. and Renesas Technology Corporation. His work within these organizations has allowed him to push the boundaries of power amplifier technology, contributing to various milestones in the industry.

Collaborations: Hayashi's success is further augmented by his collaborations with esteemed colleagues such as Satoshi Tanaka and Kazuo Watanabe. Together, they have spearheaded numerous projects that leverage their collective expertise in electronics and amplify innovation in the field.

Conclusion: Norio Hayashi's inventions have significantly impacted the industry of power amplification, emphasizing efficiency and performance. With a strong foundation of patents and collaborations, he continues to be a pivotal figure in the realm of innovations, inspiring future advancements in electronics technology.

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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