Masazumi Yamada

This inventor holds 60 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 2 EPO patents, primarily in Audio-Video Systems (CPC class 386 ). Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1995-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masazumi Yamada. Retrieved from https://idiyas.com/inventor/masazumi-yamada

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

USPTO Granted Patents = 60 (Patent Applications = 4)

% Patents Active = 70.0

CIPO Patents = 1

EPO Patents = 2 (Patent Applications = 3)

Average Co-Inventor Count = 3.6

ph-index = 16

Forward Citations = 1,045(Granted Patents)

Forward Citations (Not Self Cited) = 1,034(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Moriguti, JP (1996)
Moriguchi, JP (1995 - 2010)
Osaka, JP (2003 - 2014)

Company Filing History:

43 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

17 out of 16,454

Panasonic Corporation

patents

Years Active: 1995-2014

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Areas of Expertise:

Audio-Video Processing

Data Transmission

Copyright Protection

Digital Broadcast

Reproduction Apparatus

Signal Switching

Multichannel Display

Data Recording

AV Contents

Control Apparatus

Transmission System

Display Device

60 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8732751 - Audio video system, control apparatus, output apparatus, and program (2014-05-20),

2. 8345165 - Audio video system, control apparatus, output apparatus, and program (2013-01-01),

3. 8238726 - Audio-video data synchronization method, video output device, audio output device, and audio-video output system (2012-08-07),

4. 8233634 - Video/sound output device and external speaker control device (2012-07-31),

5. 8233029 - Reproduction apparatus and system (2012-07-31),

6. 8204975 - Server apparatus, client apparatus and system for securely transmitting stored content (2012-06-19),

7. 8189990 - Digital broadcast receiving apparatus, recording apparatus, method and system (2012-05-29),

8. 8094830 - Video/sound output device and external speaker control device (2012-01-10),

9. 8072548 - Output control apparatus controlling an output of video or audio by automatically switching an input of a reproduction device and an output control system, a reproduction apparatus and a television for performing the same (2011-12-06),

10. 7949762 - Address managing method and communication apparatus (2011-05-24),

11. 7810129 - Video display apparatus and reproduction apparatus (2010-10-05),

12. 7768421 - Control signal receiving apparatus (2010-08-03),

13. 7747016 - Data transmitting/receiving method, data transmission apparatus, data reception apparatus, data transmission/reception system, AV contents transmitting method, AV contents receiving method, AV contents transmission apparatus, AV contents reception apparatus, and program recording medium (2010-06-29),

14. 7725916 - Signal switching device, signal distribution device, display device, and signal transmission system (2010-05-25),

15. 7685324 - Audio-video processing apparatus and program therefor (2010-03-23),

Title: The Innovative Journey of Masazumi Yamada

Introduction: Masazumi Yamada, a pioneering inventor hailing from Osaka, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Masazumi Yamada's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Masazumi Yamada has been at the forefront of technological advancements. He has held key positions in leading research institutions and has been instrumental in developing cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Masazumi Yamada has collaborated with top universities, multinational companies, and research institutions to further his research and bring his inventions to life. His collaborative efforts have led to the successful implementation of innovative solutions in real-world applications.

Conclusion: Masazumi Yamada's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his position as a visionary inventor. His contributions continue to inspire the next generation of inventors and pave the way for a more technologically advanced future.

Profile summary based on public USPTO records.