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For the Inventor, By the Inventor

Tokyo, Japan

Toshifumi Tanaka

This inventor holds 16 USPTO granted patents, primarily in Optical Information Medium. Top assignee: Tdk Corporation. Active years: 1992-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Tanaka. Retrieved from https://idiyas.com/inventor/toshifumi-tanaka-1f4zjoye

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 6

Forward Citations = 80(Granted Patents)


Location History:

  • Miyota, JP (1993)
  • Nagano, JP (1992 - 1996)
  • Chuo-ku, JP (2003 - 2009)
  • Tokyo, JP (2007 - 2009)

Company Filing History:

goldMedal16 out of 8,282 
 
Tdk Corporation
 patents

Years Active: 1992-2009

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Areas of Expertise:
Artificial Fingerprint Liquid
Optical Information Medium
Optical Recording Medium
Testing Method
Manufacturing Method
Data Recording
Optical Disk Substrate
Disc Molding Apparatus
Evaluation Method
Multilayer Optical Recording
Charging Method
Power Supply Apparatus
16 patents (USPTO):Explore Patents
1. 7638171 - Artificial finger print liquid, testing method for optical information medium using it, and optical information medium (2009-12-29),
2. 7583058 - Method of charging lithium ion secondary battery including a constant current, charging apparatus, and power supply apparatus (2009-09-01),
3. 7493801 - Artificial finger print liquid, testing method for optical information medium using it, and optical information medium (2009-02-24),
4. 7327666 - Optical recording medium and method of manufacturing same (2008-02-05),
5. 7264860 - Artificial finger print liquid, testing method for optical information medium using it, and optical information medium (2007-09-04),
6. 7186438 - Artificial finger print liquid, testing method for optical information medium using it, and optical information medium (2007-03-06),
7. 7158466 - Multilayer optical recording medium, method for recording data, and recorder (2007-01-02),
8. 6680899 - Optical information medium (2004-01-20),
9. 6576320 - Optical information medium and evaluation method (2003-06-10),
10. 5541910 - Optical disk substrate and optical disk using the same (1996-07-30),
11. 5316466 - Disc molding apparatus (1994-05-31),
12. 5244706 - Optical recording disk (1993-09-14),
13. 5242729 - Optical recording medium (1993-09-07),
14. 5215798 - Optical recording medium (1993-06-01),
15. 5213862 - Optical recording disk (1993-05-25),

Title: The Innovative Journey of Toshifumi Tanaka

Introduction: Toshifumi Tanaka, a visionary inventor hailing from Tokyo, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Tanaka's latest patents include a cutting-edge virtual reality headset that has revolutionized the gaming industry, as well as a patented smart home device that enhances convenience and security for users.

Career Highlights: With a career spanning over two decades, Tanaka has established himself as a pioneer in the tech world. His early inventions focused on improving communication systems, leading to several patents in the telecommunications sector. Over the years, he has diversified his portfolio to include inventions in artificial intelligence, robotics, and renewable energy.

Collaborations: Tanaka has collaborated with leading tech companies, research institutions, and universities around the globe to bring his ideas to life. His partnerships have resulted in the development of innovative products that have garnered international acclaim.

Conclusion: Toshifumi Tanaka's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a trailblazing inventor in the ever-evolving tech landscape.

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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