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Yutaka Yamanaka

USPTO Granted Patents = 47 (Patent Applications = 2)

EPO Patents = 3

Average Co-Inventor Count = 1.4

ph-index = 12

Forward Citations = 535(Granted Patents)

Location History:

Tokyo, JP (1989 - 2012)
Minato-ku, JP (2013)

Company Filing History:

47 out of 35,756

Nec Corporation

9 out of 52,766

Kabushiki Kaisha Toshiba

Sanyo Electric Co., Ltd.

4. 1 out of 193

Toshiba Corporation

where one patent can have more than one assignee

Years Active: 1989-2013

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Areas of Expertise:

Optical Disc

Recording Apparatus

Data Recording

Optical Head

Holographic Element

Tilt Detection

Laser Beam Convergence

Magneto-Optical Systems

Signal Reproducing

Optical Information Storage

Differential Optical Switch

Semiconductor Laser

47 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8391113 - Optical disc for tuple-speed recording and optical disc device for tuple-speed recording (2013-03-05),

2. 8331208 - Information readout device and information readout method (2012-12-11),

3. 7835256 - Two-layer optical disk and recording/reproducing optical disk apparatus of the two-layer optical disk (2010-11-16),

4. 7817528 - Optical disk medium and optical disk apparatus (2010-10-19),

5. 7791987 - Recording type optical disc medium and optical disc device for the same (2010-09-07),

6. 7643394 - Optical disk, optical disk recording method, and optical disk recording apparatus (2010-01-05),

7. 7551533 - Optical disk, optical disk drive and method of playing back an optical disk (2009-06-23),

8. 7492697 - Optical disc recording method and apparatus (2009-02-17),

9. 7492696 - Optical disk medium and optical disk apparatus (2009-02-17),

10. 7474599 - Optical disc medium, and apparatus and method for recording data on the same (2009-01-06),

11. 7471617 - Optical disc medium having extended record control data areas, optical disc apparatus using the same, and data recording method on the same (2008-12-30),

12. 7471602 - Recording/reproducing method and recording/reproducing apparatus and optical disk (2008-12-30),

13. 7391708 - Optical disc and method for reproducing the same (2008-06-24),

14. 7355957 - Optical disc medium having a system information recording area of low recording density (2008-04-08),

15. 7355942 - Optical disk and optical disk drive for suppressing a digital sum value and low-frequency components (2008-04-08),

Title: Yutaka Yamanaka: Pioneering Inventor from Tokyo

Introduction: Yutaka Yamanaka is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking innovations in various fields.

Latest Patents: Yutaka Yamanaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his diverse expertise and forward-thinking approach.

Career Highlights: With over two decades of experience in the industry, Yutaka Yamanaka has worked with leading research institutions and tech companies to develop cutting-edge solutions that have revolutionized the way we live and work.

Collaborations: Throughout his career, Yutaka Yamanaka has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and creativity in all his projects.

Conclusion: Yutaka Yamanaka's passion for pushing the boundaries of technology and his relentless pursuit of excellence continue to inspire the next generation of inventors and innovators worldwide.

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