Chiba, Japan

Toshisada Takada

This inventor holds 2 USPTO granted patents. Top assignees: Sony Computer Entertainment Inc., Sony Corporation. Active years: 2005-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshisada Takada. Retrieved from https://idiyas.com/inventor/toshisada-takada

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


% Patents Active = 50.0

Average Co-Inventor Count = 4.6

ph-index = 2

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2005-2009

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2 patents (USPTO):Explore Patents

Title: The Innovations of Toshisada Takada

Introduction

Toshisada Takada is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 2 patents. His work has been instrumental in advancing the efficiency and functionality of disk drives.

Latest Patents

One of Takada's latest patents is for a disk drive that includes a base chassis and a first optical pickup mechanism. This mechanism features a disk rotation drive, a first optical pickup unit for writing and reading data from a first optical disk, and a first pickup moving mechanism for radial movement. Additionally, a second optical pickup mechanism is positioned opposite the first, allowing for simultaneous operations. The design incorporates a controlling means to detect the movement of one optical pickup unit while balancing the weight of the base chassis.

Another significant patent involves an optical disc apparatus and a method for adjusting its servo. This innovation establishes a minimum jitter value from measured jitter values corresponding to varying servo constants. By multiplying this value by a prescribed ratio, a jitter threshold is set. The method allows for the quick and accurate detection of the optimum servo constant, leading to improved servo adjustments.

Career Highlights

Throughout his career, Toshisada Takada has worked with prominent companies such as Sony Computer Entertainment Inc. and Sony Corporation. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

Takada has collaborated with notable colleagues, including Akio Ishiwata and Aki Yoguchi. Their combined efforts have furthered advancements in the field of optical disc technology.

Conclusion

Toshisada Takada's contributions to optical disc technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in 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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