Shizuoka, Japan

Tadashi Matsushima

This inventor holds 7 USPTO granted patents. Top assignee: Kabushiki Kaisha Kawai Gakki Seisakusho. Active years: 1986-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Matsushima. Retrieved from https://idiyas.com/inventor/tadashi-matsushima

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 = 2.7

ph-index = 4

Forward Citations = 31(Granted Patents)


Location History:

  • Hamamatsu, JP (1986 - 1987)
  • Shizuoka, JP (1987 - 1991)

Company Filing History:


Years Active: 1986-1991

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7 patents (USPTO):Explore Patents

Title: **Inventor Profile: Tadashi Matsushima**

Introduction

Tadashi Matsushima is a distinguished inventor based in Shizuoka, Japan. With a remarkable portfolio of seven patents, he has significantly contributed to the field of electronic musical instruments. His innovative designs enhance the experience of music synthesis, integrating advanced technology with artistic expression.

Latest Patents

Matsushima's latest patents include an electronic musical instrument featuring a data overflow detector and a digital electronic musical instrument designed for synthesizing musical waveforms through high harmonics computation. The first invention comprises a musical waveform generator, an overflow detection circuit, and a data selection circuit. This system enables the adder to output a combined musical waveform while checking for overflow conditions. Upon detecting an overflow, it selectively uses level-limited data; otherwise, it uses non-level-limited data. The second patent revolves around employing a double buffer system of minimal storage capacity, aimed at reducing noise in musical waveforms. This system performs interpolation between waveforms, thus enhancing sound quality to achieve a smooth tonal output akin to quantized synthesized musical waveforms.

Career Highlights

Tadashi Matsushima has spent a significant part of his career at Kabushiki Kaisha Kawai Gakki Seisakusho, a leading company in musical instrument manufacturing. His work not only highlights his technical expertise but also his commitment to improving electronic music production, making him a key player in the industry.

Collaborations

Throughout his professional journey, Matsushima has collaborated with talented colleagues such as Tatsunori Kondo and Yoichi Nagashima. These collaborations have allowed for the exchange of innovative ideas and have contributed to the advancement of musical instrument technology.

Conclusion

Tadashi Matsushima’s contributions to electronic musical instruments have made a lasting impact on the industry. With his inventive approach and dedication, he continues to inspire future innovations in music technology, solidifying his role as a notable figure in the field of invention. His work exemplifies the intersection of creativity and technology, paving the way for future advancements.

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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