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For the Inventor, By the Inventor

Hamamatsu, Japan

Masao Sakama

This inventor holds 38 USPTO granted patents and 4 EPO patents, primarily in Musical Tone Control. Top assignee: Yamaha Corporation. Active years: 1990-2009.

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

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

USPTO Granted Patents = 38

% Patents Active = 89.5


Average Co-Inventor Count = 2.8

ph-index = 19

Forward Citations = 1,168(Granted Patents)


Location History:

  • Shizuoka-ken, JP (2008)
  • Hamamatsu, JP (1990 - 2009)

Company Filing History:

goldMedal38 out of 5,501 
 
Yamaha Corporation
 patents

Years Active: 1990-2009

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Areas of Expertise:
Musical Tone Control
Waveform Generation
Performance Data Editing
Automatic Accompaniment
Motion Control
Handheld Controller
Angle Detection
Tone Modulation
Music-Performance Control
Device Inputting
Sound Control
Gesture Recognition
38 patents (USPTO):Explore Patents
1. 7640501 - Method and apparatus for editing performance data with modifications of icons of musical symbols (2009-12-29),
2. 7539941 - Method and apparatus for editing performance data with modification of icons of musical symbols (2009-05-26),
3. 7495165 - Method and apparatus for editing performance data with modification of icons of musical symbols (2009-02-24),
4. 7470855 - Tone control apparatus and method (2008-12-30),
5. 7194686 - Method and apparatus for editing performance data with modifications of icons of musical symbols (2007-03-20),
6. 6872877 - Musical tone-generating method (2005-03-29),
7. 6798427 - Apparatus for and method of inputting a style of rendition (2004-09-28),
8. 6687674 - Waveform forming device and method (2004-02-03),
9. 6584442 - Method and apparatus for compressing and generating waveform (2003-06-24),
10. 6570081 - Method and apparatus for editing performance data using icons of musical symbols (2003-05-27),
11. 6452082 - Musical tone-generating method (2002-09-17),
12. 6362411 - Apparatus for and method of inputting music-performance control data (2002-03-26),
13. 6281420 - Method and apparatus for editing performance data with modifications of icons of musical symbols (2001-08-28),
14. 6255576 - Device and method for forming waveform based on a combination of unit waveforms including loop waveform segments (2001-07-03),
15. 6150598 - Tone data making method and device and recording medium (2000-11-21),

Title: The Innovative Journey of Masao Sakama

Introduction: Masao Sakama is a distinguished inventor hailing from Hamamatsu, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masao Sakama holds several patents in various technological domains, showcasing his continuous commitment to pushing the boundaries of innovation.

Career Highlights: With a career spanning over two decades, Masao Sakama has worked tirelessly to develop cutting-edge solutions that have revolutionized the industry. His keen eye for detail and passion for innovation have led to the creation of numerous successful inventions.

Collaborations: Throughout his career, Masao Sakama has collaborated with leading tech companies and research institutions, fostering a culture of creativity and excellence. His ability to work in diverse teams has resulted in the development of groundbreaking technologies.

Conclusion: Masao Sakama's relentless pursuit of innovation and his remarkable contributions to the field have solidified his position as a visionary inventor, inspiring the next generation of innovators to push the boundaries of what is possible.

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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