Koganei, Japan

Toshifumi Ozaki

This inventor holds 22 USPTO granted patents, primarily in Solid-State Imaging. Top assignees: Hitachi, Ltd., Hitachi Displays, Ltd., Hitachi Device Engineering Co., Ltd.. Active years: 1982-2010.

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

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


% Patents Active = 81.8

Average Co-Inventor Count = 4.9

ph-index = 9

Forward Citations = 294(Granted Patents)


Location History:

  • Tokyo, JP (1982 - 1986)
  • Hachiouji, JP (1986)
  • Hachioji, JP (1987)
  • Mobara, JP (2007)
  • Koganei, JP (1987 - 2010)

Company Filing History:


Years Active: 1982-2010

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Areas of Expertise:
Display Device
Driving Method
Liquid Crystal Display
Photodiodes
Color Imaging
Image Sensor
Charge Transfer
Voltage Amplifier
High Sensitivity
Signal Sweep-Out Efficiency
Electrode Arrangement
Electron Sources
22 patents (USPTO):Explore Patents

Title: **Toshifumi Ozaki: A Pioneer in Display Technology**

Introduction

Toshifumi Ozaki, based in Koganei, Japan, is a prolific inventor known for his groundbreaking contributions to display technology. With a remarkable portfolio comprising 22 patents, he has significantly influenced the field of electronic display devices.

Latest Patents

Ozaki's recent patents showcase his innovative approach to display technology. One of his latest inventions is a **display device and driving method of the same**, which involves the use of a feedback switch to detect scan electrode potential and enhance the accuracy of the display without overshooting components. Another noteworthy patent is a **display device and method for driving a display device**. This invention incorporates a unique driver constructed of scanning selection switches, feedback switches, and a feedback amplifier, designed to optimize the display driving process further.

Career Highlights

Throughout his career, Toshifumi Ozaki has lent his expertise to renowned companies, particularly Hitachi, Ltd. and Hitachi Displays, Ltd. His work at these firms has been pivotal in advancing display technologies, making him a respected figure in the industry.

Collaborations

Ozaki has also collaborated with notable colleagues in his field, including Shinya Ohba and Masaaki Nakai. Together, they have worked on various projects that have pushed the boundaries of current display technology, contributing to stable and high-performance display systems.

Conclusion

In summary, Toshifumi Ozaki's innovative spirit and dedication to developing cutting-edge display technologies have earned him recognition in the technological landscape. His 22 patents reflect a career filled with achievements, making him a key player in the ongoing evolution of display devices. As technology continues to advance, the impact of his inventions will likely be felt for years to come.

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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