Tokyo, Japan

Toshifumi Masaki

This inventor holds 16 USPTO granted patents and 2 EPO patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1998-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Masaki. Retrieved from https://idiyas.com/inventor/toshifumi-masaki

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


% Patents Active = 25.0

 

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 80(Granted Patents)


Location History:

  • Utsunomiya, JP (1998)
  • Tochigi-ken, JP (2007)
  • Tochigi, JP (2004 - 2009)
  • Tokyo, JP (2010 - 2018)

Company Filing History:


Years Active: 1998-2018

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16 patents (USPTO):Explore Patents

Title: Innovations of Toshifumi Masaki

Introduction

Toshifumi Masaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of ophthalmology, holding a total of 16 patents. His work focuses on developing advanced imaging technologies that enhance the accuracy and efficiency of eye examinations.

Latest Patents

Among his latest innovations is an ophthalmologic apparatus and control method designed to minimize positional displacement of acquired images. This invention addresses the delay between issuing a drive instruction to a scanner and the scanner reaching the instructed position. The apparatus features a light scanning unit that scans measuring light on the eye, an acquisition unit that captures reflected light, and an instruction unit that directs the light scanning unit's position. Additionally, it includes a position detection unit and a measurement unit that calculates the drive time delay, ensuring that the acquisition unit starts collecting signals at the optimal timing.

Another notable patent is an optical tomographic imaging apparatus that includes a measurement light optical path length changing unit. This invention allows for the adjustment of the optical path length of measurement light based on the selected imaging region of the eye, such as the anterior eye or the fundus. This capability enhances the precision of tomographic imaging, making it a valuable tool in ophthalmologic diagnostics.

Career Highlights

Toshifumi Masaki is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and optical technologies. His work at Canon has allowed him to push the boundaries of ophthalmologic devices, contributing to advancements that benefit both practitioners and patients.

Collaborations

Throughout his career, Masaki has collaborated with notable colleagues, including Kyoji Sekiguchi and Motoya Takai. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies in the field of ophthalmology.

Conclusion

Toshifumi Masaki's contributions to ophthalmologic technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to impact the way eye examinations are conducted, improving outcomes for patients worldwide.

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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