Fujisawa, Japan

Takashi Takeucchi

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Takeucchi. Retrieved from https://idiyas.com/inventor/takashi-takeucchi

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: **Innovative Contributions of Takashi Takeucchi in Optical Disk Technology**

Introduction

Takashi Takeucchi is a prominent inventor based in Fujisawa, Japan. He is known for his significant contribution to the field of optical disk technology. With a wealth of knowledge and experience, he has developed innovative solutions that enhance the performance and reliability of optical tracking systems.

Latest Patents

Takeucchi holds a patent for an “Apparatus for Tracking Optical Disk.” This invention addresses the challenges associated with acquiring a steady tracking condition. The patent details a method where the light beam is monitored to avoid feedback oscillation when positioned in a positive feedback region, specifically in the vicinity of adjoining tracks. By comparing signals from pits offset from the track with a pit directly on the track, this technology effectively detects the position of the light beam, thereby cutting off tracking error signals when necessary.

Career Highlights

Currently, Takashi Takeucchi is affiliated with Hitachi, Ltd., a renowned company known for its advancements in technology and innovation. His work at Hitachi has positioned him as a key player in the development of optical devices and systems. The invention of the tracking apparatus showcases his commitment to improving optical disk technology.

Collaborations

In his career, Takeucchi has collaborated with respected colleagues such as Tadashi Saitoh and Masayuki Hirabayashi. These partnerships have fostered an environment of innovation and have contributed to the successful development and implementation of various technological solutions in the field of optics.

Conclusion

Takashi Takeucchi's dedication to innovation in optical disk technology is evident through his patent and collaborative efforts. His work not only enhances the functionality of optical tracking systems but also contributes to the broader landscape of technological advancements. The impact of his inventions continues to be felt within the industry, marking him as a noteworthy inventor in the realm of optical 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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