IDiyas

For the Inventor, By the Inventor

Odawara, Japan

Yosuke Tsuyuki

USPTO Granted Patents = 10

Average Co-Inventor Count = 2.0

ph-index = 5

Forward Citations = 42(Granted Patents)


Company Filing History:

goldMedal10 out of 42,485 
 
Hitachi, Ltd.
 patents

Years Active: 2012-2014

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10 patents (USPTO):Explore Patents
1. 8830781 - Storage apparatus (2014-09-09),
2. 8724348 - Power-supply unit, hard-disk drive, and switching method of the power-supply unit (2014-05-13),
3. 8654551 - Supply device, and LED lighting equipment using the same (2014-02-18),
4. 8635471 - Storage apparatus (2014-01-21),
5. 8605464 - Power converter, control method of power converter, and hard disk drive (2013-12-10),
6. 8572415 - Storage system (2013-10-29),
7. 8380997 - Power supply of storage system (2013-02-19),
8. 8305065 - Power supplying apparatus including a pulse-width modulation oscillator and smoothing filters (2012-11-06),
9. 8199530 - Power supply unit, hard disk drive and method of switching the power supply unit (2012-06-12),
10. 8135967 - Storage system (2012-03-13),

Title: Yosuke Tsuyuki: Innovator in Storage Technology

Introduction

Yosuke Tsuyuki is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of storage technology, holding a total of 10 patents. His work focuses on enhancing the efficiency and reliability of storage apparatuses.

Latest Patents

One of Tsuyuki's latest patents is a storage apparatus that writes data to a storage drive or reads data from it in response to an I/O request sent from a server. This innovative storage apparatus includes multiple AC-DC power supplies that provide drive power to the storage drive. It is equipped with several power supply paths for each AC-DC power supply. Additionally, it features gate units that stop supplying drive power when voltage abnormalities are detected. This design allows each storage drive in the same RAID group to receive power through different paths, enhancing reliability.

Another notable patent is for a power-supply unit that includes a transformer and a full bridge circuit with four arm switches. This unit also features a rectifier and smoothing circuit with synchronous rectifier switches, a choke coil, and a capacitor. The control circuit manages the ON/OFF states of the arm switches and rectifier switches, optimizing performance based on the output current.

Career Highlights

Yosuke Tsuyuki is currently employed at Hitachi, Ltd., where he continues to innovate in the field of storage technology. His work has significantly impacted the efficiency and reliability of data storage solutions.

Collaborations

Tsuyuki collaborates with talented coworkers, including Takashi Sase and Akihiko Kanouda, who contribute to his projects and innovations.

Conclusion

Yosuke Tsuyuki is a key figure in the advancement of storage technology, with a strong portfolio of patents that reflect his innovative spirit. His contributions continue to shape the future of data storage solutions.

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