Company Filing History:

6 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

4 out of 987

Hgst Netherlands, B.v.

patents

3 out of 5,310

Western Digital Technologies, Inc.

patents

Years Active: 2010-2023

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13 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 11574649 - Vibration sensor feedforward control for magnetic storage device (2023-02-07),

2. 10388327 - Fan noise attenuation at hard disk drive in rack-mount (2019-08-20),

3. 10037783 - Wrapped data storage device for reducing vibration (2018-07-31),

4. 8749914 - Disk-enclosure base configured to inhibit formation of adherent solder-flux residue (2014-06-10),

5. 8730620 - Flexible ramp in a hard disk drive (2014-05-20),

6. 8570682 - Disk drive using an airflow reduction plate and methods of manufacturing thereof (2013-10-29),

7. 8363360 - Disk drive with adhesively bonded pivot-bearing assembly (2013-01-29),

8. 8098454 - Manufacturing method of hermetic connection terminal used in a disk drive device having hermetically sealed enclosure and disk drive device (2012-01-17),

9. 8094408 - Magnetic disk drive sealed with low vapor pressure fluorine oil (2012-01-10),

10. 7957092 - Magnetic disk drive and method for production thereof (2011-06-07),

11. 7924527 - Magnetic disk drive, magnetic disk drive manufacturing method and method of estimating gas amount in magnetic disk drive (2011-04-12),

12. 7773338 - Magnetic disk drive (2010-08-10),

13. 7697235 - Magnetic disk drive and base with guide (2010-04-13),

Title: Kazuhide Ichikawa: Innovator in Magnetic Storage Technology

Introduction

Kazuhide Ichikawa is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of magnetic storage technology, holding a total of 13 patents. His innovative work has advanced the efficiency and performance of data storage devices.

Latest Patents

Ichikawa's latest patents include a "Vibration sensor feedforward control for magnetic storage device." This invention features a magnetic storage device that comprises a housing, an actuator controller, and a vibration sensor. The vibration sensor detects vibrations of the cover, allowing the actuator command signal to be modified based on the detected vibrations. This innovation enhances the performance of magnetic storage devices by improving their response to external vibrations.

Another notable patent is "Fan noise attenuation at hard disk drive in rack-mount." This invention introduces a sound-attenuation part designed for insertion into a backplane orifice. It helps to reduce acoustic noise from cooling fans that could affect the data storage device's head positioning accuracy. This invention ensures that sufficient airflow is maintained for cooling while minimizing noise interference.

Career Highlights

Kazuhide Ichikawa has worked with notable companies in the technology sector, including Hitachi Global Storage Technologies and HGST Netherlands. His experience in these organizations has allowed him to develop and refine his innovative ideas in magnetic storage technology.

Collaborations

Ichikawa has collaborated with talented individuals such as Takashi Kouno and Takako Hayakawa. Their combined expertise has contributed to the successful development of various technologies in the field.

Conclusion

Kazuhide Ichikawa's contributions to magnetic storage technology through his patents and collaborations have significantly impacted the industry. His innovative solutions continue to enhance the performance and reliability of data storage devices.

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