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For the Inventor, By the Inventor

Yokohama, Japan

Yutaka Nagai

USPTO Granted Patents = 48 


Average Co-Inventor Count = 3.1

ph-index = 8

Forward Citations = 595(Granted Patents)


Location History:

  • Kanagawa, JP (1994)
  • Yokohama, JP (1990 - 2016)

Company Filing History:

goldMedal36 out of 42,508 
 
Hitachi, Ltd.
 patents
silverMedal10 out of 365 
 
Hitachi Consumer Electronics Co., Ltd.
 patents
bronzeMedal3 out of 389 
 
Hitachi-lg Data Storage, Inc.
 patents
4. 2 out of 7,529 
 
Renesas Electronics Corporation
 patents
where one patent can have more than one assignee

Years Active: 1990-2016

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Areas of Expertise:
Multilayered Optical Disks
Optical Disc Recording
Digital Signal Reproduction
Information Recording Methods
Reproduction Apparatus
Optical Information Recording
Digital Video Signal
Recording Medium
Address Generating Method
Data Reproducing Apparatus
Digital Signal Transmission
Integrated Circuits
48 patents (USPTO):Explore Patents
1. 9286929 - Multilayered optical disk and its recording method (2016-03-15),
2. 8830807 - Reproduction and recording method and reproduction and recording device using a virtual bit for address expansion of a recording medium while maintaining a conventional wobble address structure (2014-09-09),
3. 8760981 - Optical disc device and optical disc recording/reproducing method (2014-06-24),
4. 8593919 - Recording medium, reproduction and recording method, reproduction and recording device (2013-11-26),
5. 8588043 - Recording medium, reproduction and recording method, reproduction and recording device (2013-11-19),
6. 8582404 - Recording medium, reproduction and recording method, reproduction and recording device (2013-11-12),
7. 8514681 - Recording medium, address generating and detection method, and reproduction and recording apparatus (2013-08-20),
8. 8289822 - Optical disc reproducing apparatus for implementing an optical recording and reproducing method for multi-layer optical discs (2012-10-16),
9. 8238207 - Device and method for reproducing digital signal and device and method for recording digital signal (2012-08-07),
10. 8203921 - Recording apparatus and recording method (2012-06-19),
11. 8180197 - Method and apparatus for recording/reproducing digital video signal or audio signal, and optical disk apparatus (2012-05-15),
12. 8174951 - Optical information recording method and apparatus (2012-05-08),
13. 8144569 - Multi-layer optical disc, and recording method and apparatus for multi-layer optical disc (2012-03-27),
14. 8050165 - Optical information recording apparatus and optical information recording method (2011-11-01),
15. 7978572 - Device and method for reproducing digital signal and device and method for recording digital signal (2011-07-12),

Title: Yutaka Nagai: Pioneering Inventor from Yokohama

Introduction: Yutaka Nagai is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yutaka Nagai holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Yutaka Nagai has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Yutaka Nagai has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: Yutaka Nagai's relentless pursuit of innovation and his passion for creating solutions to complex technological challenges have solidified his reputation as a visionary inventor in Yokohama and beyond.

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