Kanehisa Tsurumi

This inventor holds 12 USPTO granted patents. Top assignees: Yamaha Corporation, Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1992-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kanehisa Tsurumi. Retrieved from https://idiyas.com/inventor/kanehisa-tsurumi

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

USPTO Granted Patents = 12

% Patents Active = 91.7

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 359(Granted Patents)

Location History:

Hamamatsu, JP (1992 - 2002)
Inasa-gun, JP (2008)

Company Filing History:

Nippon Gakki Seizo Kabushiki Kaisha

patents

Years Active: 1992-2008

Loading Chart...

12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7385129 - Music reproducing system (2008-06-10),

2. 6352432 - Karaoke apparatus (2002-03-05),

3. 6074215 - Online karaoke system with data distribution by broadcasting (2000-06-13),

4. 5890910 - Method of managing information files in a communication karaoke (1999-04-06),

5. 5833469 - Method of operating a karaoke network system with system program (1998-11-10),

6. 5824934 - Karaoke system including host apparatus that downloads information file (1998-10-20),

7. 5804752 - Karaoke apparatus with individual scoring of duet singers (1998-09-08),

8. 5689081 - Network karaoke system of broadcast type having supplementary (1997-11-18),

9. 5574949 - Multi-access local area network using a standard protocol for (1996-11-12),

10. 5274637 - Token-ring-type local area network (1993-12-28),

11. 5257259 - Ring-type local area network (1993-10-26),

12. 5119710 - Musical tone generator (1992-06-09),

Title: The Innovative Mind of Kanehisa Tsurumi

Introduction

Kanehisa Tsurumi is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of music technology, holding a total of 12 patents. His work has influenced the way music is reproduced and experienced by users around the world.

Latest Patents

Among his latest innovations is a music reproducing system that enhances the playback of MP3 files. This system initiates playback from a first reproducing start position, which is set before a second pointed reproducing start position. During this process, the MP3 part is mute-reproduced until it reaches the second position, at which point the mute is canceled, and the MIDI part begins to play. Another significant invention is a karaoke apparatus that allows multiple singers to perform simultaneously. This system scores the singing voices of two individuals using different microphones and displays animated characters that interact based on their scores, creating an engaging and competitive experience.

Career Highlights

Kanehisa Tsurumi has worked with prominent companies in the music industry, including Yamaha Corporation and Nippon Gakki Seizo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in music technology.

Collaborations

Throughout his career, Tsurumi has collaborated with talented individuals such as Yuichi Murai and Hirokazu Kato. These partnerships have fostered creativity and innovation in his projects, leading to the development of groundbreaking technologies.

Conclusion

Kanehisa Tsurumi's contributions to music technology through his patents and collaborations have made a lasting impact on the industry. His innovative spirit continues to inspire future advancements in the field.

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]