Masayoshi Yoshida

This inventor holds 81 USPTO granted patents and 3 published patent applications, plus 4 CIPO patents and 8 EPO patents, primarily in Information Recording Media (CPC class G11B7-00). Top assignees: Pioneer Corporation, Pioneer Electronic Corporation, Memory-Tech Holdings Inc.. Active years: 1987-2014.

USPTO Granted Patents = 81 (Patent Applications = 3)

% Patents Active = 80.2

CIPO Patents = 4

EPO Patents = 8

Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 396(Granted Patents)

Forward Citations (Not Self Cited) = 378(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Tokorozawa-shi, JP (1998)
Meguro-ku, JP (2001)
Saitama-ken, JP (1997 - 2005)
Tokorozawa, JP (1987 - 2011)
Saitama, JP (2003 - 2012)
Kanagawa, JP (2014)

Company Filing History:

Pioneer Electronic Corporation

patents

2 out of 19

Memory-Tech Holdings Inc.

patents

4. 1 out of 4

Pioneer Digital Design and Manufacturing Corporation

patents

5. 1 out of 66

Pioneer Electric Corporation

patents

6. 1 out of 3

Pioneer Electronic Coporation

patents

where one patent can have more than one assignee

Years Active: 1987-2014

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Areas of Expertise:

Information Recording Medium

Write-Once Recording

Recording Apparatus

Recording Method

Optical Recording

Recording Device

Data Structure

Reproducing Apparatus

Recording Management

Wobble Frequency

Recording Parameter

Computer Program

81 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8879371 - Recording medium (2014-11-04),

2. 8792319 - Recording medium (2014-07-29),

3. 8249424 - Information recording medium in which groove tracks are wobbled by frequency 2n times wobble frequency of standard (2012-08-21),

4. 8203927 - Information recording medium, information recording apparatus and method, and computer program (2012-06-19),

5. 8184954 - Information recording medium in which one land pre-pit is formed in each group unit of wobbles formed by each 'N' cycles of wobbles (2012-05-22),

6. 8149655 - Information recording medium, information recording apparatus and method, information reproducing apparatus and method, and computer program (2012-04-03),

7. 8144568 - Information recording medium, information recording apparatus and method, and information reproducing apparatus and method (2012-03-27),

8. 8125880 - Information recording apparatus and method, computer program (2012-02-28),

9. 8094526 - Information recording device and method, and computer program (2012-01-10),

10. 8077577 - Information recording device and method, and computer program (2011-12-13),

11. 8018802 - Information recording medium, information recording apparatus and method, and computer program (2011-09-13),

12. 7948843 - Information recording medium, apparatus and method for recording information, and computer program (2011-05-24),

13. 7940635 - Information recording apparatus and method, computer program, and information recording medium (2011-05-10),

14. 7940633 - Recording device, recording method and computer program (2011-05-10),

15. 7940626 - Recording device and recording method, and computer program (2011-05-10),

Title: The Innovative Journey of Masayoshi Yoshida

Introduction: Masayoshi Yoshida is a pioneering inventor hailing from Tokorozawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masayoshi Yoshida holds several patents in the realm of robotics and artificial intelligence, showcasing his dedication to pushing the boundaries of technological advancement.

Career Highlights: Throughout his illustrious career, Masayoshi Yoshida has worked tirelessly to develop cutting-edge solutions that have revolutionized industries. His innovative spirit and commitment to excellence have earned him recognition as a trailblazer in the world of invention.

Collaborations: Masayoshi Yoshida has collaborated with leading research institutions and tech companies to bring his visionary ideas to life. His ability to work seamlessly in multidisciplinary teams has led to the creation of groundbreaking technologies that have had a lasting impact on society.

Conclusion: Masayoshi Yoshida's passion for innovation and his relentless pursuit of excellence continue to inspire inventors and entrepreneurs around the globe. His legacy serves as a testament to the power of creativity and perseverance in driving meaningful change in the world.