Shiga, Japan

Takashi Nishidoi

This inventor holds 1 USPTO granted patent. Top assignee: Toray Industries, Inc.. Active years: 1984.

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

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 = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: The Innovations of Takashi Nishidoi: A Pioneer in Loudspeaker Technology

Introduction: Takashi Nishidoi, an innovative inventor based in Shiga, Japan, has made significant contributions to the field of audio technology. With a focus on enhancing sound quality, his work has paved the way for advancements in loudspeaker design. Nishidoi holds a notable patent that reflects his expertise and dedication to this evolving industry.

Latest Patents: Nishidoi is the inventor behind a unique patent for a vibratory diaphragm for loudspeakers. This invention represents a crucial development in creating high-fidelity audio devices that provide clearer and more accurate sound reproduction, thereby enhancing the listening experience for consumers.

Career Highlights: Currently associated with Toray Industries, Inc., Nishidoi has focused his career on the intersection of material science and audio engineering. His work leverage cutting-edge technologies to innovate within the realm of sound systems and loudspeaker functionality.

Collaborations: Throughout his career, Nishidoi has collaborated with esteemed colleagues such as Shigeru Hasumi and Kazuo Tanaka. Their collective expertise and knowledge have driven the success of various projects, fostering a collaborative environment that is essential for groundbreaking inventions in the sector.

Conclusion: Takashi Nishidoi's contributions to loudspeaker technology through his patented vibratory diaphragm illustrate his important role in the audio industry. As he continues to work at Toray Industries, Inc., his passion for innovation will undoubtedly lead to further advancements, shaping the future of sound 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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