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For the Inventor, By the Inventor

Miyagi, Japan

Ikuo Nitta

This inventor holds 4 USPTO granted patents. Top assignee: Sony Corporation. Active years: 2002-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuo Nitta. Retrieved from https://idiyas.com/inventor/ikuo-nitta

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 25.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 9(Granted Patents)


Location History:

  • Kami-gun, JP (2005)
  • Miyagi, JP (2002 - 2006)

Company Filing History:

goldMedal4 out of 58,150 
 
Sony Corporation
 patents

Years Active: 2002-2006

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4 patents (USPTO):Explore Patents
1. 7047538 - Recording and/or reproducing device for disk (2006-05-16),
2. 6934225 - Disc cartridge and disc recording and/or reproducing apparatus (2005-08-23),
3. 6600702 - Disc cartridge and disc recording and/or reproducing apparatus (2003-07-29),
4. 6493308 - Disc recording/reproducing apparatus and disc container casing used therein (2002-12-10),

Title: Ikuo Nitta: Innovator in Disk Technology

Introduction

Ikuo Nitta is a notable inventor based in Miyagi, Japan. He has made significant contributions to the field of disk technology, holding a total of 4 patents. His work primarily focuses on improving the efficiency and functionality of recording and reproducing devices.

Latest Patents

One of Nitta's latest patents is for a recording and/or reproducing device for disks. This invention features a disk auto-changer that includes a disk cartridge with multiple trays for supporting disks. The design incorporates an elevator and a loading mechanism that enhances the efficiency of the installation space for the loading mechanism. Another notable patent is for a disc cartridge that allows for smooth insertion and removal of trays, ensuring that the trays do not get caught in the case. This innovation also includes a disc recording and/or reproducing apparatus that works seamlessly with the disc cartridge.

Career Highlights

Ikuo Nitta is currently employed at Sony Corporation, a leading company in the electronics industry. His work at Sony has allowed him to develop and refine his inventions, contributing to the company's reputation for innovation in technology.

Collaborations

Nitta has collaborated with talented coworkers such as Masahiro Sato and Yuji Takahashi. Their combined expertise has likely played a role in the successful development of Nitta's patents.

Conclusion

Ikuo Nitta's contributions to disk technology through his innovative patents demonstrate his commitment to enhancing the efficiency of recording and reproducing devices. His work continues to influence the industry and showcases the importance of innovation in technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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