Tendo, Japan

Takuei Nagasawa

This inventor holds 2 USPTO granted patents and 4 published patent applications. Top assignees: Pioneer Corporation, Tohoku Pioneer Corporation. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuei Nagasawa. Retrieved from https://idiyas.com/inventor/takuei-nagasawa

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

USPTO Granted Patents = 2 

Average Co-Inventor Count = 5.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2012

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Takuei Nagasawa: Innovator in Speaker Technology

Introduction

Takuei Nagasawa is a notable inventor based in Tendo, Japan. He has made significant contributions to the field of speaker technology, holding a total of 2 patents. His innovative designs focus on enhancing the performance and efficiency of speaker devices.

Latest Patents

Nagasawa's latest patents include a "Vibrating Body for Speaker" and a "Speaker Device." The vibrating body patent describes a speaker vibrating body that is vibrated by a driving part. It features multiple diaphragms that are vibratably supported by a static part, along with a diaphragm connecting part that synchronously moves the diaphragms toward or away from each other. The speaker device patent outlines a design that includes a damper allowing for high linearity. This device consists of a vibration body with a damper and a voice coil bobbin, along with a magnetic circuit. The damper is designed to ensure that the displacement of the damper remains consistent, regardless of the direction of movement.

Career Highlights

Throughout his career, Takuei Nagasawa has worked with prominent companies in the audio industry, including Tohoku Pioneer Corporation and Pioneer Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in speaker technology.

Collaborations

Nagasawa has collaborated with notable colleagues such as Minoru Horigome and Yasuhisa Abe. Their combined expertise has likely played a role in the development of innovative audio solutions.

Conclusion

Takuei Nagasawa's contributions to speaker technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the design and functionality of audio devices today.

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]
Loading…