Anjo, Japan

Masahiro Hayabuchi

This inventor holds 99 USPTO granted patents and 2 EPO patents, primarily in Automatic Transmission (CPC class 477117). Top assignees: Aisin Aw Co., Ltd., Toyota Jidosha Kabushiki Kaisha, Aisin-Warner Kabushiki Kaisha. Active years: 1987-2014.


% Patents Active = 91.9


Average Co-Inventor Count = 5.5

ph-index = 15

Forward Citations = 1,340(Granted Patents)

Forward Citations (Not Self Cited) = 1,299(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Aichi-ken, JP (1997 - 1999)
  • Anjo, JP (1987 - 2014)

Company Filing History:


Years Active: 1987-2014

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Areas of Expertise:
Laminated Core
Punching Apparatus
Breather Device
Clutch Assembly
Gear Pump
Planetary Gear Set
Hydraulic Control
Speed Change
Control System
One-Way Clutch
Servo Device
Transmission Case
99 patents (USPTO):Explore Patents

Title: The Innovative Journey of Masahiro Hayabuchi

Introduction: Masahiro Hayabuchi is a renowned inventor hailing from Anjo, Japan. With a passion for creating groundbreaking solutions, he has made significant contributions to the field of innovation.

Latest Patents: Masahiro Hayabuchi holds several patents in various technological domains, showcasing his versatility and ingenuity in inventing novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Masahiro Hayabuchi has been at the forefront of technological advancements. His innovative spirit has led to the development of cutting-edge products that have revolutionized industries.

Collaborations: Masahiro Hayabuchi has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His ability to work in multidisciplinary teams has resulted in the successful implementation of his groundbreaking ideas.

Conclusion: Masahiro Hayabuchi's dedication to innovation and his relentless pursuit of excellence have solidified his position as a pioneering inventor in the world of technology. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible.

Profile summary based on public USPTO records.
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