Tokyo, Japan

Koichi Hayakawa

This inventor holds 19 USPTO granted patents and 10 published patent applications and 7 EPO patents. Top assignees: Terumo Kabushiki Kaisha, Sony Corporation, Hitachi High-Tech Corporation. Active years: 1999-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Hayakawa. Retrieved from https://idiyas.com/inventor/koichi-hayakawa

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

USPTO Granted Patents = 19 

% Patents Active = 84.2

 

Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 49(Granted Patents)


Location History:

  • Kanagawa, JP (1999 - 2000)
  • Kanagawa-ken, JP (2012)
  • Ashigarakami-gun, JP (2010 - 2013)
  • Tokyo, JP (2007 - 2021)
  • Machida, JP (2010 - 2023)

Company Filing History:


Years Active: 1999-2025

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19 patents (USPTO):Explore Patents

Title: Innovations by Koichi Hayakawa: A Spotlight on Cutting-Edge Inventions

Introduction

Koichi Hayakawa is a distinguished inventor based in Tokyo, Japan, renowned for his contributions to various fields through his innovative patents. With a total of 18 patents to his name, Hayakawa has made significant strides in technology and medicine, reflecting his commitment to advancing these industries.

Latest Patents

Among his latest inventions, Hayakawa has developed an "Error Factor Estimation Device and Error Factor Estimation Method." This device includes a data pre-processing unit that utilizes data to generate training data suitable for input into a machine learning model. Additionally, it features a model tree generation unit that produces error detection models and structures them in a tree format, efficiently expressing relationships between different error detection models. This innovative approach enables the generation of training models that can detect various types of errors without prior annotations.

Another noteworthy patent is his invention of a "Guide Wire, Medical Device, and Treatment Method." This medical guide wire is designed to enhance workability while ensuring safety during medical procedures. It comprises a shaft portion with a puncture portion featuring a needle designed for creating an opening in biological tissue. This invention employs a deformable deformation portion that restricts the deflection of the distal end of the shaft, mitigating the risk of erroneous punctures.

Career Highlights

Hayakawa's career is marked by his association with prominent companies, including Terumo Corporation and Sony Corporation. His experience at these organizations has allowed him to refine his expertise and contribute to groundbreaking developments in technology and medical devices.

Collaborations

Throughout his career, Koichi Hayakawa has collaborated with esteemed professionals, including Kohei Watanabe and Takaaki Tatsumi. These partnerships have facilitated the exchange of ideas and expertise, leading to innovative solutions in their respective fields.

Conclusion

Koichi Hayakawa continues to make a significant impact through his inventions and patents, showcasing his ingenuity and dedication to innovation. With each contribution, he advances the boundaries of technology and medicine, inspiring future generations of inventors and researchers.

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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