Tokyo, Japan

Masao Ohyama

This inventor holds 14 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1987-1999.


% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 107(Granted Patents)


Location History:

  • Tokyo,, JP (1992)
  • Tokyo, JP (1987 - 1999)

Company Filing History:


Years Active: 1987-1999

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14 patents (USPTO):Explore Patents

Title: Masao Ohyama: Innovator in Optical Disc Technology

Introduction

Masao Ohyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 14 patents. His work has been instrumental in advancing the capabilities of disc recording and reproducing apparatuses.

Latest Patents

One of Ohyama's latest patents is for a disc recording and/or reproducing apparatus with a liftable optical mechanism. This innovative apparatus includes a carrier mechanism that transports a disc both inside and outside the device. The optical pickup apparatus is designed to radiate beams onto the disc, utilizing an objective lens for precision. Additionally, the apparatus features a shutter that can either expose or close the upper surface of the objective lens, allowing for efficient recording and reproducing operations. Another notable patent is for a cleaning device specifically designed for magnetic tape recording and reproducing apparatuses.

Career Highlights

Masao Ohyama is currently employed at Sony Corporation, where he continues to develop cutting-edge technologies in the field of optical media. His expertise and innovative spirit have positioned him as a key player in the industry.

Collaborations

Ohyama has collaborated with notable colleagues such as Yoshinori Yamamoto and Kenji Kawakami. Their combined efforts have led to advancements in optical disc technology and have contributed to the success of their projects.

Conclusion

Masao Ohyama's contributions to optical disc technology through his numerous patents highlight his role as a leading inventor in the field. His work continues to influence the industry and pave the way for future innovations.

Profile summary based on public USPTO records.
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