Osaka, Japan

Masahiro Nakata

USPTO Granted Patents = 10 

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 81(Granted Patents)


Location History:

  • Kawanishi, JP (1991)
  • Osaka, JP (1990 - 1998)
  • Ohgaki, JP (2010)
  • Ogaki, JP (2010 - 2011)

Company Filing History:


Years Active: 1990-2011

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10 patents (USPTO):Explore Patents

Title: The Innovations of Masahiro Nakata: A Pioneer in Optical Disc Technology

Introduction: Masahiro Nakata, a prominent inventor based in Osaka, Japan, has made significant contributions to the field of optical disc technology. With a total of 10 patents to his name, Nakata has been at the forefront of innovations that have reshaped how we interact with media.

Latest Patents: Among his latest inventions are the Optical Disc Device and the Hybrid Optical Disc. The hybrid optical disc is a remarkable advancement wherein, when loaded into a player, the next generation DVD layer is prioritized for reproduction over the standard DVD layer. This innovative technology ensures that the transition to the DVD layer is executed seamlessly, based on the content of the reproduction list held within the next-generation DVD. Moreover, this design allows for the smooth return to the HDDVD layer for continued playback, thus merging the content of both layers into a single coherent stream. The Optical Disc Device complements this innovation by determining the adaptability of the connected TV device for HD mode. It performs a crucial function by deciding whether to prioritize the HDDVD layer or the DVD layer, ensuring that video content is safeguarded against potential piracy when the copyright protection capabilities of the TV are insufficient.

Career Highlights: Throughout his career, Nakata has worked with leading companies such as Sanyo Electric Co., Ltd. and Ricoh Company, Ltd. His tenure at these organizations has been marked by his commitment to developing cutting-edge technologies that enhance consumer experiences and secure media playback.

Collaborations: Nakata has collaborated with esteemed colleagues like Morio Nakatani and Kunio Hayakawa. Together, they have pushed the boundaries of what is possible in the realm of optical disc technology, contributing to a legacy of innovation that continues to evolve.

Conclusion: Masahiro Nakata stands as a notable figure in the field of invention, particularly in optical disc technology. His work has not only advanced media reproduction technology but has also provided robust solutions for content protection. With a portfolio of groundbreaking patents, Nakata's influence in the industry is undeniable, as he continues to innovate and inspire future advancements.

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