Tomokazu Ishikawa

This inventor holds 70 USPTO granted patents and 40 published patent applications, plus 2 CIPO patents and 13 EPO patents, primarily in Audio Processing (CPC class G10L). Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Intellectual Property Corporation of America, Panasonic Corporation. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomokazu Ishikawa. Retrieved from https://idiyas.com/inventor/tomokazu-ishikawa-xwoc7uma

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

Calculating rank

USPTO Granted Patents = 70 (Patent Applications = 40)

% Patents Active = 75.7

CIPO Patents = 2 (Patent Applications = 6)

EPO Patents = 13 (Patent Applications = 42)

Average Co-Inventor Count = 3.2

ph-index = 14

Forward Citations = 654(Granted Patents)

Forward Citations (Not Self Cited) = 632(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Toyonakashi, JP (2001 - 2002)
Toyonaka, JP (2003 - 2012)
Osaka, JP (2002 - 2024)

Company Filing History:

20 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

20 out of 4,029

Panasonic Intellectual Property Corporation of America

patents

17 out of 16,454

Panasonic Corporation

patents

4. 12 out of 13,338

Panasonic Intellectual Property Management Co., Ltd.

patents

5. 1 out of 115

Matsushita Electrical Industrial Co., Ltd.

patents

Years Active: 2001-2026

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Areas of Expertise:

Bandwidth Extension

Sound Reproduction

Translation Device

Acoustic Feature Estimation

Audio Coding

Audio Decoding

Wearable Device

Image Viewing System

Voice Input Device

Encoding Apparatus

Decoding Device

Telecommunication System

70 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12777308 - Information processing method, recording medium, and sound reproduction device (2026-10-27),

2. 12764459 - Sound reproduction method, sound reproduction device, and recording medium (2026-10-13),

3. 12726785 - Information processing method, information processing device, acoustic reproduction system, and recording medium (2026-09-01),

4. 12720272 - Acoustic reproduction method, acoustic reproduction device, and recording medium (2026-08-25),

5. 12713199 - SOUND SIGNAL PROCESSING DEVICE, SOUND SIGNAL PROCESSING METHOD, AND RECORDING MEDIUM (2026-08-18),

6. 12677108 - Acoustic reproduction method, recording medium, and acoustic reproduction device (2026-07-07),

7. 12641390 - Information processing method, information processing device, and recording medium (2026-05-26),

8. 12581265 - Information processing method, information processing device, and recording medium (2026-03-17),

9. 12563356 - Information processing method, recording medium, and sound reproduction device (2026-02-24),

10. 12452623 - Information processing method, information processing device, and recording medium (2025-10-21),

11. 12413923 - Acoustic feature estimation method, acoustic feature estimation system, recording medium, and rendering method (2025-09-09),

12. 12389182 - Information processing method, recording medium, and information processing system (2025-08-12),

13. 12289587 - Acoustic reproduction method, recording medium, and acoustic reproduction device (2025-04-29),

14. 12120500 - Acoustic reproduction method, acoustic reproduction device, and recording medium (2024-10-15),

15. 12101622 - Sound reproduction method, non-transitory medium, and sound reproduction device (2024-09-24),

Title: The Innovative Journey of Tomokazu Ishikawa

Introduction: Tomokazu Ishikawa is a renowned inventor hailing from Osaka, Japan. His groundbreaking work in the field of technology has earned him a well-deserved reputation as a pioneer in the industry.

Latest Patents: Tomokazu Ishikawa holds several patents in the realm of robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of innovation. His most recent patents focus on enhancing human-robot interactions and improving efficiency in industrial processes.

Career Highlights: With a career spanning over two decades, Tomokazu Ishikawa has worked with leading tech companies in Japan, contributing his expertise to the development of cutting-edge technologies. His innovative solutions have revolutionized the way industries approach automation and robotics.

Collaborations: Throughout his career, Tomokazu Ishikawa has collaborated with top researchers and engineers in the field, fostering a culture of innovation and knowledge sharing. His collaborative efforts have led to the creation of groundbreaking technologies that have had a lasting impact on various industries.

Conclusion: Tomokazu Ishikawa's dedication to innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors. His contributions to the field of robotics and artificial intelligence have solidified his legacy as a visionary inventor.

Profile summary based on public USPTO records.