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For the Inventor, By the Inventor

Kanagawa, Japan

Tomihiro Nakagawa

USPTO Granted Patents = 17

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 168(Granted Patents)


Location History:

  • Tokyo, JP (1986)
  • Kanagawa, JP (1991 - 2012)

Company Filing History:

goldMedal17 out of 58,129 
 
Sony Corporation
 patents
silverMedal1 out of 39 
 
Sony Disc & Digital Solutions Inc.
 patents
where one patent can have more than one assignee

Years Active: 1986-2012

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17 patents (USPTO):Explore Patents
1. 8125868 - Optical disc, optical disc recording apparatus and method, optical disc reproducing method (2012-02-28),
2. 7719929 - Recording and reproducing apparatus, recording and reproducing method, and storage medium for displaying symbols and reproducing desired data (2010-05-18),
3. 7616529 - Recording and reproducing apparatus, recording and reproducing method, and storage medium (2009-11-10),
4. 7483957 - Server, distribution system, distribution method and terminal (2009-01-27),
5. 7327640 - Recording and reproducing apparatus, recording and reproducing method, and storage medium (2008-02-05),
6. 7324423 - Data recording method recorder and data reproducing method and device (2008-01-29),
7. 7242654 - Data recording medium, data recording method and apparatus and data reproducing method and apparatus (2007-07-10),
8. 7221636 - Data recording apparatus and associated method of imparting data to a recording medium by irradiating a reflectivity layer of the medium (2007-05-22),
9. 6852383 - Optical disc, recording apparatus and method for optical disc, and its reproducing method (2005-02-08),
10. 6424614 - Data recording medium and record/playback apparatus using the data recording medium (2002-07-23),
11. 6058241 - Playback method and apparatus for reproducing encoded data in a reverse (2000-05-02),
12. 6057995 - Disc cartridge with aperture for access to disc provided with shutter (2000-05-02),
13. 5381275 - Apparatus and method for recording digital data with a controlled data (1995-01-10),
14. 5348244 - Tape cassette case having ridges bearing a sliding reel lock member (1994-09-20),
15. 5279476 - Tape cassette lid having projection for preventing tape pinching (1994-01-18),

Title: The Inventive Journey of Tomihiro Nakagawa

Introduction

Tomihiro Nakagawa, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the field of optical disc technologies. With a remarkable portfolio of 17 patents, Nakagawa's innovations are pivotal in enhancing the functionality and efficiency of optical media.

Latest Patents

Among his latest patents, Nakagawa developed an innovative optical disc recording method that utilizes an optical beam to modify a synthetic resin basal plate with a pre-formed concavo-convex pattern. This method allows for the physical alteration of the pattern to effectively record identification data. Additionally, he holds patents for a recording and reproducing apparatus designed for displaying symbols and reproducing desired audio data. This invention streamlines the retrieval of audio data by reading designated searching audio and adjusting audio volume based on user input.

Career Highlights

Throughout his career, Tomihiro Nakagawa has been associated with prominent organizations such as Sony Corporation and Sony Disc & Digital Solutions Inc. His work in these companies has solidified his reputation as a key innovator in the domain of optical disc technology.

Collaborations

Nakagawa has successfully collaborated with talented professionals in the industry, including coworkers Yoichiro Sako and Tatsuya Inokuchi. Their combined efforts have contributed to the advancement of their projects and the overall growth of optical media technologies.

Conclusion

Tomihiro Nakagawa's inventive spirit and dedication to innovation in optical disc technology continue to shape the future of data storage and retrieval. His significant number of patents and collaborations underline the impact of his work in the industry, showcasing his pivotal role among contemporary inventors.

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