Masao Kondo

This inventor holds 38 USPTO granted patents, primarily in Electronic Musical Instruments. Top assignees: Yamaha Corporation, Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1984-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Kondo. Retrieved from https://idiyas.com/inventor/masao-kondo-vmnuyp3o

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

Calculating rank

USPTO Granted Patents = 38

% Patents Active = 94.7

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 251(Granted Patents)

Location History:

Shizuoka-ken, JP (2001 - 2003)
Hamamatsu, JP (1984 - 2008)

Company Filing History:

Nippon Gakki Seizo Kabushiki Kaisha

patents

Years Active: 1984-2008

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Areas of Expertise:

Automatic Accompaniment

Tone Generation

Musical Performance

Electronic Instrument

Keyboard Assembly

Rhythm Performance

Sound Control

Musical Composition

Performance Data

Timbre Variation

Note Conversion

Music Editing

38 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7358433 - Automatic accompaniment apparatus and a storage device storing a program for operating the same (2008-04-15),

2. 6956161 - Musical performance data search system (2005-10-18),

3. 6852918 - Automatic accompaniment apparatus and a storage device storing a program for operating the same (2005-02-08),

4. 6846979 - Musical performance data search system (2005-01-25),

5. 6664458 - Apparatus and method for automatically determining notational symbols based on musical composition data (2003-12-16),

6. 6576826 - Tone generation apparatus and method for simulating tone effect imparted by damper pedal (2003-06-10),

7. 6538188 - Electronic musical instrument with display function (2003-03-25),

8. 6444890 - Musical tone-generating apparatus and method and storage medium (2002-09-03),

9. 6407326 - Electronic musical instrument using trailing tone different from leading tone (2002-06-18),

10. 6392136 - Musical tone generation structure of electronic musical instrument (2002-05-21),

11. 6365820 - Keyboard assembly for electronic musical instruments capable of receiving key touch inputs and generating musical tones that reflect a player's power of expression (2002-04-02),

12. RE37459 - Electronic musical instrument having a ryhthm performance function (2001-12-04),

13. D441004 - Electric contrabass (2001-04-25),

14. 5998722 - Electronic musical instrument changing timbre by external designation of (1999-12-07),

15. 5736664 - Automatic accompaniment data-processing method and apparatus and (1998-04-07),

Title: Masao Kondo: Innovator in Musical Accompaniment Technology

Introduction

Masao Kondo, a prominent inventor based in Hamamatsu, Japan, has contributed significantly to the field of musical technology with an impressive portfolio of 38 patents. His innovative approaches to automatic accompaniment devices have revolutionized how musicians interact with music, enhancing both performance and creativity.

Latest Patents

Among Kondo's latest patents are two groundbreaking inventions: the "Automatic Accompaniment Apparatus" and the "Musical Performance Data Search System."

The Automatic Accompaniment Apparatus is designed to store and reproduce accompaniment style data, allowing users to generate derivative accompaniment styles with ease. It features a storage unit that retains both basic and replacement accompaniment data, facilitating a seamless music experience.

The Musical Performance Data Search System provides an efficient way to manage and access performance data for automatic accompaniment. With designated and editable data sets, users can easily search for and manipulate musical styles, enhancing their overall musical experience.

Career Highlights

Kondo has had a notable career, primarily associated with Yamaha Corporation and Nippon Gakki Seizo Kabushiki Kaisha. His work with these companies has been pivotal in developing innovative musical technologies that cater to both amateur and professional musicians.

Collaborations

Throughout his career, Masao Kondo has collaborated with esteemed colleagues Shinichi Ito and Yasunao Abe. Their teamwork has played an integral role in pushing the boundaries of musical technology, resulting in the innovative patents Kondo holds today.

Conclusion

Masao Kondo's contributions to the field of automatic accompaniment technology showcase his dedication to enhancing musical creativity and performance. His innovative inventions continue to influence musicians around the world, making him a notable figure in the realm of musical technology innovation.

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]