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For the Inventor, By the Inventor

Chofu, Japan

Masafumi Tamura

This inventor holds 19 USPTO granted patents and 2 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Matsushita Electric Industrial Co., Ltd., Tokyo Kogaku Kikai Kabushiki Kaisha. Active years: 1987-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Tamura. Retrieved from https://idiyas.com/inventor/masafumi-tamura

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

USPTO Granted Patents = 19

% Patents Active = 73.7


Average Co-Inventor Count = 3.6

ph-index = 10

Forward Citations = 456(Granted Patents)


Location History:

  • Yokohama, JP (1987)
  • Tokyo, JP (1989 - 2002)
  • Choufu, JP (2005 - 2008)
  • Chofu, JP (2003 - 2009)

Company Filing History:

goldMedal18 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal5 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
bronzeMedal1 out of 153 
 
Tokyo Kogaku Kikai Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1987-2009

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19 patents (USPTO):Explore Patents
1. 7519269 - Video recording/reproducing apparatus and method based on program information (2009-04-14),
2. 7403695 - Digital information recording/playback system and digital information recording medium (2008-07-22),
3. 7392225 - Revocation information updating method, revocation information updating apparatus and storage medium (2008-06-24),
4. 7327941 - System for handling audio information with representative image (2008-02-05),
5. 7304581 - Mobile information apparatus and moving method therefor, and information system and position estimation method (2007-12-04),
6. 7286746 - Medium for storing audio/image information and management system thereof (2007-10-23),
7. 7167635 - System for recording audio information with image (2007-01-23),
8. 7137012 - Storage medium and contents protection method using the storage medium (2006-11-14),
9. 7096011 - Electronic apparatus and service providing method used in the electronic apparatus (2006-08-22),
10. 7065648 - Mutual authentication method, recording apparatus, reproducing apparatus, and recording medium (2006-06-20),
11. 6850914 - Revocation information updating method, revocation informaton updating apparatus and storage medium (2005-02-01),
12. 6847950 - Contents managing method and contents managing apparatus (2005-01-25),
13. 6654820 - System capable of recording a content onto a recording medium which does not have a medium ID (2003-11-25),
14. 6581160 - Revocation information updating method, revocation information updating apparatus and storage medium (2003-06-17),
15. 6553180 - Digital information recording/playback system and digital information recording medium (2003-04-22),

Title: The Innovative Journey of Masafumi Tamura

Introduction: Masafumi Tamura, a pioneering inventor hailing from Chofu, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Masafumi Tamura's latest patents include cutting-edge advancements in the fields of robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Masafumi Tamura has established himself as a leading figure in the tech industry, with numerous patents to his name and a reputation for pushing the boundaries of what is possible.

Collaborations: Throughout his career, Masafumi Tamura has collaborated with top research institutions, leading companies, and brilliant minds from around the globe, fostering a culture of innovation and excellence.

Conclusion: Masafumi Tamura's relentless pursuit of innovation and his passion for creating a better future through technology continue to inspire generations of inventors and entrepreneurs worldwide.

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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