Yokohama, Japan

Takayuki Onizawa

This inventor holds 3 USPTO granted patents. Top assignee: Victor Company of Japan, Limited. Active years: 2005-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Onizawa. Retrieved from https://idiyas.com/inventor/takayuki-onizawa

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


% Patents Active = 33.3

Average Co-Inventor Count = 4.1

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Yokosuka, JP (2005)
  • Yokohama, JP (2009)
  • Kanagawa-Ken, JP (2009)

Company Filing History:


Years Active: 2005-2009

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3 patents (USPTO):Explore Patents

Title: Takayuki Onizawa: Innovator in Optical Disc Technology

Introduction

Takayuki Onizawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 3 patents. His innovative work has advanced the capabilities of optical storage media, making them more efficient and versatile.

Latest Patents

Onizawa's latest patents focus on the design and production methods of optical discs. One of his notable inventions is an optical disc that features a first recording layer with data pits compliant with DVD-ROM specifications. This disc includes a first reflective film that maintains a specific relationship between the pit width and the film thickness. Additionally, the disc incorporates a second recording layer with data pits that comply with BD-ROM specifications, allowing for enhanced data storage and retrieval capabilities. Another patent describes an optical disc with multiple recording layers, each capable of storing data according to different specifications, thereby increasing the overall data capacity.

Career Highlights

Takayuki Onizawa is currently employed at the Victor Company of Japan, Limited, where he continues to innovate in the field of optical technology. His work has not only contributed to the company's success but has also positioned him as a key figure in the industry.

Collaborations

Onizawa has collaborated with notable colleagues, including Itsuro Nakamura and Naoyuki Nakagawa. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in optical disc production.

Conclusion

Takayuki Onizawa's contributions to optical disc technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a commitment to enhancing data storage solutions, making him a significant figure in the industry.

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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