Tokyo, Japan

Hideo Takenaga

This inventor holds 3 USPTO granted patents. Top assignee: Olympus Optical Company, Ltd.. Active years: 1984-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Takenaga. Retrieved from https://idiyas.com/inventor/hideo-takenaga

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 = 1.6

ph-index = 2

Forward Citations = 46(Granted Patents)


Company Filing History:


Years Active: 1984-1989

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3 patents (USPTO):Explore Patents

Title: Hideo Takenaga: Innovator in Display Technology

Introduction

Hideo Takenaga is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of display technology, particularly in the context of recording and playback devices. With a total of 3 patents to his name, Takenaga's work has had a lasting impact on the industry.

Latest Patents

One of his latest patents is a dictation display designed for displaying the present position and cue mark position. This innovative display apparatus detects a pulse signal from the winding and supply reels of a recording device, along with a reference signal of an oral statement recorded on a medium. The apparatus displays the present position of the recording medium while running and the position of the reference signal on separate display rows. These rows are arranged to correspond with predetermined time intervals, allowing for accurate representation of the reference signal's position relative to the recording medium, even as it nears its end. Additionally, the display rows can shift to a higher resolution when the time distance to the next reference signal is less than a predetermined threshold.

Another significant invention by Takenaga is a tape recorder that features an erase head supplied with DC erasing current during recording. This head can also connect to an AC erase unit, which provides AC erasing current, ensuring high-quality recording and playback.

Career Highlights

Hideo Takenaga is currently employed at Olympus Optical Company, Ltd., where he continues to innovate and develop new technologies. His work at Olympus has allowed him to explore various aspects of optical and display technologies, contributing to the company's reputation for quality and innovation.

Collaborations

Throughout his career, Takenaga has collaborated with talented individuals such as Yougo Imai and Hiroki Ichikawa. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hideo Takenaga's contributions to display technology and recording devices exemplify the spirit of innovation. His patents reflect a deep understanding of the technical challenges in the field and a commitment to enhancing user experience. Through his work at Olympus Optical Company, Ltd., he continues to push the boundaries of technology, making a significant impact 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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