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For the Inventor, By the Inventor

Kanagawa-ken, Japan

Hitachi Computer Peripherals Co., Ltd.


USPTO Granted Patents = 66


Forward Citations = 713

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131 inventors (with patents filed for the assignee):

goldMedal Yoichi Mizuno (13 out of 49 patents)

silverMedal Akihiko Kanouda (11 out of 72 patents)

bronzeMedal Fumikazu Takahashi (11 out of 19 patents)

4.  Masahiro Hamaogi (11 out of 14 patents)

5.  Yoshihide Takahashi (11 out of 15 patents)

6.  Takae Shimada (7 out of 35 patents)

7.  Hiroyuki Shoji (7 out of 32 patents)

8.  Kimiaki Taniguchi (6 out of 13 patents)

9.  Kazuhiro Usami (6 out of 9 patents)

10.  Tomonori Murayama (6 out of 6 patents)

11.  Minehiro Nemoto (5 out of 18 patents)

12.  Masato Isogai (4 out of 22 patents)

13.  Takashi Amano (3 out of 28 patents)

14.  Satoru Masuyama (3 out of 6 patents)

15.  Norikazu Tokunaga (3 out of 32 patents)


Core Competencies:
Storage Apparatus
Data Management System
Encryption Key Management
Bidirectional DC-DC Converter
Data Restoration Method
Optical Disc Manufacturing
Uninterruptible Power System
Motor Function Measuring Sensor
Digital Controlled Power Supply
Data Archive System
Complex Inductor
PWM Signal Generating Circuit

66 patents:

1. 9274723 - Storage apparatus and its control method (2016-03-01),
2. 8627026 - Storage apparatus and additional data writing method (2014-01-07),
3. 8590042 - Storage system, and encryption key management method and encryption key management program thereof (2013-11-19),
4. 8578112 - Data management system and data management method (2013-11-05),
5. 8380952 - Storage system and data storage method using storage system which decides size of data to optimize the total of data size transfer efficiency (2013-02-19),
6. 8378646 - Bidirectional dc-dc converter and control method thereof (2013-02-19),
7. 8326028 - Dropout color processing method and processing apparatus using same (2012-12-04),
8. 8271444 - Storage control device to backup data stored in virtual volume (2012-09-18),
9. 8259951 - Method and system for managing encryption key (2012-09-04),
10. 8219770 - Storage system and data management method (2012-07-10),
11. 8205054 - Hierarchical storage system (2012-06-19),
12. 8203855 - Complex inductor and power supply unit (2012-06-19),
13. 8145602 - Storage apparatus, data restoration method and computer system (2012-03-27),
14. 8130515 - Bi-directional DC-DC converter and method for controlling the same (2012-03-06),
15. 8118758 - Living body inspection apparatus (2012-02-21),
Hitachi Computer Peripherals Co., Ltd. is a leading manufacturer of computer peripherals and storage solutions. With a wide range of products including hard disk drives, solid-state drives, optical disc drives, and data storage solutions, Hitachi Computer Peripherals Co., Ltd. is committed to delivering high-quality and innovative technology solutions to its customers worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

66 Patents

#9 in Kanagawa-ken

#1,414 in Japan

#10,736 in the World

...
Kanagawa-ken, Japan

Hitachi Computer Peripherals Co., Ltd.

Forward Citations = 713

131 inventors:

goldMedal Yoichi Mizuno (13 out of 49 patents)

silverMedal Akihiko Kanouda (11 out of 72 patents)

bronzeMedal Fumikazu Takahashi (11 out of 19 patents)

4.  Masahiro Hamaogi (11 out of 14 patents)

5.  Yoshihide Takahashi (11 out of 15 patents)

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