Osaka, Japan

Takatoshi Ishikawa

This inventor holds 5 USPTO granted patents. Top assignee: Minolta Company, Ltd.. Active years: 1997-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatoshi Ishikawa. Retrieved from https://idiyas.com/inventor/takatoshi-ishikawa-7e3i9rmh

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 100(Granted Patents)


Location History:

  • Amagasaki, JP (1997)
  • Osaka, JP (1999 - 2003)

Company Filing History:


Years Active: 1997-2003

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5 patents (USPTO):Explore Patents

Title: Takatoshi Ishikawa: Innovator in Virtual Reality and Optical Technology

Introduction

Takatoshi Ishikawa is a prominent inventor based in Osaka, Japan. He has made significant contributions to the fields of virtual reality and optical technology. With a total of 5 patents to his name, Ishikawa continues to push the boundaries of innovation.

Latest Patents

One of his latest inventions is a screen image observing device and method. This device provides sensations of virtual reality to the observer and minimizes the discrepancy perceived between the observer's head movement and the displayed screen image. The device incorporates a head tracking mechanism that detects the observer's head movements, along with a screen image generating means that produces image data based on this detection. The generated image data is then supplied to a display means.

Another notable patent is an optical deflection device. This device deflects light using a mirror mounted on the tip of a rod-like torsion spring, which oscillates at a near resonance frequency. The optical deflection device is designed to produce a large amplitude by controlling the natural oscillation frequency of the torsion spring, ensuring consistent performance regardless of temperature fluctuations.

Career Highlights

Ishikawa is currently associated with Minolta Company, Ltd., where he applies his expertise in developing innovative technologies. His work has significantly impacted the fields of imaging and optical devices.

Collaborations

Throughout his career, Ishikawa has collaborated with notable colleagues, including Kenji Ishibashi and Soh Ohzawa. These collaborations have further enriched his contributions to technology and innovation.

Conclusion

Takatoshi Ishikawa is a distinguished inventor whose work in virtual reality and optical technology continues to inspire advancements in these fields. His innovative patents reflect his commitment to enhancing user experiences through technology.

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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