Company Filing History:

14 out of 8,898

Nikon Corporation

Years Active: 1983-2008

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19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7457084 - Recording medium drive with magnetic body embedded in housing base opposite voice coil motor to suppress leakage flux (2008-11-25),

2. 7414815 - Magnetic head actuator with centered deviation (2008-08-19),

3. 7336448 - Magnetic head actuator with equalized deviation (2008-02-26),

4. 6741394 - Optical integrator, illumination optical apparatus, exposure apparatus and observation apparatus (2004-05-25),

5. 6563567 - Method and apparatus for illuminating a surface using a projection imaging apparatus (2003-05-13),

6. 6291145 - Image formation method with photosensitive material (2001-09-18),

7. 6238063 - Illumination optical apparatus and projection exposure apparatus (2001-05-29),

8. 5902716 - Exposure method and apparatus (1999-05-11),

9. 5891806 - Proximity-type microlithography apparatus and method (1999-04-06),

10. 5851707 - Microlithography projection-exposure masks, and methods and apparatus (1998-12-22),

11. 5847812 - Projection exposure system and method (1998-12-08),

12. 5739898 - Exposure method and apparatus (1998-04-14),

13. 5563706 - Interferometric surface profiler with an alignment optical member (1996-10-08),

14. 5535054 - Illumination optical system (1996-07-09),

15. 5086222 - Scanning type microscope with phase member (1992-02-04),

Title: **Masato Shibuya: Innovator in Hard Disk Drive Technology**

Introduction

Masato Shibuya, an inventive mind hailing from Omiya, Japan, has made significant contributions to the field of hard disk drive technology. With a remarkable portfolio of 19 patents, Shibuya's innovations reflect his deep knowledge and understanding of magnetic disk devices.

Latest Patents

Masato Shibuya's latest patents demonstrate his expertise and innovative approach to technology. One of his notable inventions is a **recording medium drive with a magnetic body embedded in the housing base opposite the voice coil motor to suppress leakage flux**. This hard disk drive design incorporates a magnetic body embedded in the base's bottom plate to serve as a magnetic shield, effectively absorbing external magnetic fields without requiring additional space.

Another key patent is the **magnetic head actuator with centered deviation**. This magnetic disk device includes a voice coil and head slider, allowing the magnetic head to move across the disk efficiently. The design ensures that any deviation from the magnetization center remains consistent across various positions within the data zone, enhancing the device's reliability and performance.

Career Highlights

Masato Shibuya has had a distinguished career, working with renowned companies such as Nikon Corporation and Fujitsu Corporation. Through his roles at these prestigious organizations, he has honed his skills and contributed significantly to advancing hard disk drive technology.

Collaborations

Throughout his career, Shibuya has collaborated with talented individuals like Hiroshi Ooki and Kazuya Okamoto. These partnerships have facilitated the exchange of ideas and innovations, further enriching Shibuya's contributions to the field.

Conclusion

Masato Shibuya stands out as a notable inventor in the realm of hard disk drives, with a commendable track record of 19 patents. His latest innovations demonstrate a commitment to excellence and a keen vision for technology's future. As he continues to push the boundaries of hard disk drive design, his work will undoubtedly leave a lasting impact in the industry.

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