Sunnyvale, CA, United States of America

Hiroji Hanawa

This inventor holds 110 USPTO granted patents and 13 published patent applications, primarily in Plasma Processing (CPC class 156345). Top assignees: Applied Materials, Inc., Betek Manufacturing, Inc., Gamma Precision Technology, Inc.. Active years: 1989-2022.

USPTO Granted Patents = 110 

% Patents Active = 61.8

Average Co-Inventor Count = 4.7

ph-index = 39

Forward Citations = 8,396(Granted Patents)

Forward Citations (Not Self Cited) = 8,034(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Santa Clara, CA (US) (1992 - 1998)
  • Sunnyvale, CA (US) (1989 - 2022)

Company Filing History:


Years Active: 1989-2022

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Areas of Expertise:
Plasma Processing
Radio Frequency
Ion Implantation
Wafer Uniformity
Chemical Vapor Deposition
Magnetic Fields
Turbulent Flow
Substrate Support
Optical Absorption
Impedance Matching
Surface Dopants
Diagnostics
110 patents (USPTO):Explore Patents

Title: The Innovative Journey of Hiroji Hanawa

Introduction: Hiroji Hanawa, a visionary inventor based in Sunnyvale, CA, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents: Hiroji Hanawa's latest patents focus on cutting-edge advancements in artificial intelligence and renewable energy technologies, showcasing his commitment to creating a sustainable future through innovation.

Career Highlights: With a career spanning over two decades, Hiroji Hanawa has established himself as a leading figure in the tech industry, with a strong focus on research and development. His innovative solutions have revolutionized the way we interact with technology on a daily basis.

Collaborations: Throughout his career, Hiroji Hanawa has collaborated with top research institutions, leading companies, and brilliant minds in the industry to bring his inventions to life. His collaborative spirit has led to the creation of groundbreaking technologies that have shaped the modern world.

Conclusion: Hiroji Hanawa's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the field of technology. His inventions continue to inspire future generations of inventors and pave the way for a more technologically advanced world.

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