Hamamatsu, Japan

Toshio Takeda

This inventor holds 9 USPTO granted patents. Top assignee: Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1976-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Takeda. Retrieved from https://idiyas.com/inventor/toshio-takeda-7l5i1kfp

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 = 4.1

ph-index = 7

Forward Citations = 108(Granted Patents)


Location History:

  • Hamamatsu, JA (1976 - 1977)
  • Hamamatsu, JP (1978 - 1982)

Company Filing History:


Years Active: 1976-1982

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9 patents (USPTO):Explore Patents

Title: Innovations of Toshio Takeda in Electronic Musical Instruments

Introduction

Toshio Takeda is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of electronic musical instruments, holding a total of 9 patents. His work focuses on enhancing the functionality and musical capabilities of electronic instruments.

Latest Patents

One of his latest patents is for an electronic musical instrument that generates supplementary notes. This innovative instrument features a three-keyboard system that produces binary-coded primary key data, representing notes played, and secondary key data for unplayed notes that are musically correlated. The design includes a multi-channel tone generator circuit and a key data memory that efficiently manages the storage of key data. Another notable patent involves an electronic musical instrument capable of fill-note generation. This polyphonic instrument automatically produces fill notes in response to key depressions, enhancing the musical experience by combining note-coded data from both upper and lower keyboards.

Career Highlights

Toshio Takeda is associated with Nippon Gakki Seizo Kabushiki Kaisha, a company renowned for its advancements in musical instrument technology. His work has significantly influenced the design and functionality of electronic keyboards, making them more versatile and user-friendly.

Collaborations

Throughout his career, Takeda has collaborated with talented individuals such as Norio Tomisawa and Yasuji Uchiyama. These collaborations have contributed to the innovative developments in electronic musical instruments.

Conclusion

Toshio Takeda's contributions to electronic musical instruments have paved the way for new musical possibilities. His patents reflect a deep understanding of music technology and a commitment to enhancing the musical experience for users.

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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