Tokyo, Japan

Toshio Takizawa

This inventor holds 27 USPTO granted patents, primarily in Magnetic Disk Technology. Top assignees: Hoya Corporation, Hoya Glass Disk Vietnam Ii Ltd., Hoya Glass Disk (Thailand) Ltd.. Active years: 1991-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Takizawa. Retrieved from https://idiyas.com/inventor/toshio-takizawa

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


% Patents Active = 96.3

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 198(Granted Patents)


Location History:

  • Shinjuku-ku, JP (2012 - 2014)
  • Ibaraki, JP (2017)
  • Kai, JP (2017 - 2023)
  • Akishima, JP (2022 - 2023)
  • Tokyo, JP (1991 - 2024)

Company Filing History:


Years Active: 1991-2026

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Areas of Expertise:
Magnetic Disk
Glass Substrate
Polishing Liquid
Defect Suppression
Manufacturing Method
Hard Disk Drive
CMP
Magnetic Disk Device
IC Card
Authentication
Reader/Writer
Transactions Processing
27 patents (USPTO):Explore Patents

Title: The Innovative Journey of Toshio Takizawa

Introduction

Toshio Takizawa, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of magnetic technology. With a remarkable portfolio of 21 patents, Takizawa's innovations focus on enhancing magnetic-disk substrates and polishing methods crucial for the electronics industry.

Latest Patents

Among his latest inventions is a groundbreaking magnetic-disk substrate, characterized by an average squared inclination value of 0.0025 or less. This innovative substrate allows for a frequency of squares of inclinations at 0.004 or more to be maintained at 15% or less when samples are collected at intervals of 10 nm. It is designed to support a magnetic recording layer on its main surface, complete with chamfered portions on both the outer and inner circumferential ends. Additionally, he has developed a polishing solution that features abrasive grains and specific nitrogen-containing compounds, which enhance the efficiency and effectiveness of the polishing process while suppressing defects.

Career Highlights

Toshio Takizawa has held pivotal roles in renowned companies such as Hoya Corporation and Hoya Glass Disk Vietnam Ltd. Throughout his career, he has garnered extensive expertise in materials and manufacturing processes related to magnetic technology. His innovative spirit has paved the way for advancements that positively impact electronic devices and storage solutions.

Collaborations

Takizawa has collaborated with notable colleagues, including Kenichi Nishimori and Masanobu Itaya, further enriching his work through shared knowledge and expertise. These collaborations have enabled the development of cutting-edge technologies and products that meet the evolving demands of the market.

Conclusion

Toshio Takizawa's inventive journey showcases the vital role of innovation in technology. With a substantial number of patents to his name, his contributions continue to influence the fields of magnetic technology and electronic devices. His dedication to advancing the industry solidifies him as a leading figure in the realm of inventions and patents.

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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