Tokyo, Japan

Masato Yamamoto

This inventor holds 28 USPTO granted patents and 3 published patent applications, plus 4 CIPO patents and 2 EPO patents, primarily in Camera Technology. Top assignees: Asahi Kogaku Kogyo Kabushiki Kaisha, Asahi Kogaku Kogyo K.k., Mitsubishi Chemical Corporation. Active years: 1985-2020.

USPTO Granted Patents = 28 

% Patents Active = 100.0



Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 330(Granted Patents)


Location History:

  • Kawagoe, JP (1985 - 1990)
  • Saitama, JP (1991 - 1996)
  • Saitama-ken, JP (1997)
  • Tokyo, JP (1985 - 1998)
  • Otake, JP (2019 - 2020)

Company Filing History:


Years Active: 1985-2020

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Areas of Expertise:
Acrylic Film
Laminated Injection Molded Article
Camera Lens
Exposure Control
Depth of Field
Single-Lens Reflex Camera
Learning Function
Programmable Controller
Motor-Driven Film Winder
Indicating Apparatus
Rubber-Containing Polymer
Auxiliary Light Emitter
28 patents (USPTO):Explore Patents

Title: The Innovative Journey of Masato Yamamoto

Introduction: Masato Yamamoto is a visionary inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masato Yamamoto holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of what is possible in the modern world.

Career Highlights: With a career spanning over two decades, Masato Yamamoto has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Masato Yamamoto has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Masato Yamamoto's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions. His work continues to inspire the next generation of inventors and innovators worldwide.

Profile summary based on public USPTO records.
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