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For the Inventor, By the Inventor

Kawasaki, Japan

Kazunori Naito

This inventor holds 12 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 1995-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunori Naito. Retrieved from https://idiyas.com/inventor/kazunori-naito

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

USPTO Granted Patents = 12

% Patents Active = 91.7

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 266(Granted Patents)


Company Filing History:

goldMedal12 out of 39,378 
 
Fujitsu Corporation
 patents

Years Active: 1995-2003

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12 patents (USPTO):Explore Patents
1. 6671744 - Access control method for drive units, and a drive unit using the method (2003-12-30),
2. 6477653 - Information storage system (2002-11-05),
3. 6370647 - Information storage system (2002-04-09),
4. 6199148 - Method and apparatus for preventing unauthorized use in systems having alternative control for avoiding defect areas on recording media (2001-03-06),
5. 5982886 - Unauthorized use preventing method for optical disks, optical disk (1999-11-09),
6. 5930825 - Method and apparatus for preventing unauthorized use by comparing medium (1999-07-27),
7. 5809300 - Removable storage medium and computer system using the same (1998-09-15),
8. 5684785 - Optical disk and method of preventing fraudulent use of optical disk (1997-11-04),
9. 5661800 - Method and manufacture for preventing unauthorized use by judging the (1997-08-26),
10. 5422871 - Method and apparatus for producing an optical disk having a read-only (1995-06-06),
11. 5418852 - Unauthorized use prevention method for optical disks, optical disk (1995-05-23),
12. 5402339 - Apparatus for making music database and retrieval apparatus for such (1995-03-28),

Title: Kazunori Naito: Innovator in Access Control Technologies

Introduction

Kazunori Naito is a notable inventor based in Kawasaki, Japan. With a robust portfolio of 12 patents, Naito has made significant contributions to the field of information storage and access control technologies. His innovative approaches have positioned him as a key figure at Fujitsu Corporation.

Latest Patents

Naito's latest patents demonstrate his expertise and dedication to advancing technology. One of the significant inventions is an access control method for drive units. This method allows the recognition of drive units within specific groups, ensuring only authorized units can access particular commands. It includes a comprehensive process, starting with a device driver start request and culminating in the execution of commands through a specific device driver, enhancing the security and efficiency of device interactions. Another important invention is an information storage system designed to be accessed solely by previously authorized users. This system effectively controls access to removable recording media, thereby safeguarding sensitive data.

Career Highlights

Throughout his career, Kazunori Naito has been instrumental in developing innovative technologies that streamline access to storage systems. His work at Fujitsu Corporation has seen him lead projects that not only meet industry standards but also push the boundaries of what technology can achieve in the realm of information security.

Collaborations

Naito collaborates with various talented professionals in the field, including his notable coworkers, Kazuo Nakashima and Kenichi Utsumi. These partnerships have fostered a rich environment for innovation, allowing them to share insights and expertise that enhance their collective work.

Conclusion

Kazunori Naito's contributions to technology, particularly in access control methods and information storage systems, illustrate his innovative spirit and commitment to excellence. His extensive patent portfolio reflects a career dedicated to advancing technology, making him a significant figure in his field. As he continues to develop groundbreaking solutions, the impact of his work is sure to resonate in the industry for years to come.

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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