IDiyas

For the Inventor, By the Inventor

Kyoto, Japan

Kunio Sakurada

USPTO Granted Patents = 15

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 60(Granted Patents)


Company Filing History:

goldMedal15 out of 1,478 
 
Nidec Corporation
 patents

Years Active: 2012-2021

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15 patents (USPTO):Explore Patents
1. 11002312 - Motor and fan motor (2021-05-11),
2. 10920787 - Blower (2021-02-16),
3. 10590989 - Bearing apparatus, motor, and fan motor (2020-03-17),
4. 10407775 - Base plate, hard disk drive, and method of manufacturing base plate (2019-09-10),
5. 8967865 - Bearing apparatus, spindle motor, and disk drive apparatus (2015-03-03),
6. 8794839 - Bearing apparatus, spindle motor, and disk drive apparatus (2014-08-05),
7. 8690435 - Dynamic pressure bearing and spindle motor using the same (2014-04-08),
8. 8630063 - Bearing mechanism, motor, and disk drive apparatus (2014-01-14),
9. 8613553 - Production method of fluid dynamic bearing, fluid dynamic bearing, spindle motor, and disk driving apparatus (2013-12-24),
10. 8599513 - Bearing mechanism, motor, and disk drive apparatus (2013-12-03),
11. 8587895 - Bearing mechanism, motor and disk drive apparatus (2013-11-19),
12. 8568033 - Bearing apparatus, spindle motor, and disk drive apparatus (2013-10-29),
13. 8517611 - Bearing apparatus, spindle motor, and disk drive apparatus (2013-08-27),
14. 8337086 - Bearing apparatus, spindle motor, and disk drive apparatus (2012-12-25),
15. 8277125 - Bearing apparatus, spindle motor, and disk drive apparatus (2012-10-02),

Title: Kunio Sakurada: Innovator in Motor Technology

Introduction

Kunio Sakurada is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of motor technology, holding a total of 15 patents. His innovative designs have advanced the efficiency and functionality of various motor systems.

Latest Patents

Sakurada's latest patents include a motor and fan motor that features an aerodynamic bearing. In this design, the outer peripheral surface of a shaft and the inner peripheral surface of a sleeve face each other in a radial direction. The sleeve includes a through hole that penetrates the sleeve in the radial direction, allowing a space on the radially inner side of the sleeve to communicate with an external space of the motor through the through hole. Additionally, a stationary portion includes a wall portion that radially overlaps the through hole with a gap interposed therebetween on the radially outer side of the through hole. Another notable patent is for a blower that includes an impeller rotatable about a central axis extending in a vertical direction. This blower features a motor that rotates the impeller and a base portion on which the motor is mounted. The impeller includes a cup portion that covers the motor, with blades extending radially outward from the cup portion and arranged in a circumferential direction. A gap is provided between the cup portion and the base portion, which narrows in an outward direction as the distance from the interior of the cup portion increases.

Career Highlights

Kunio Sakurada is currently associated with Nidec Corporation, a leading company in the motor manufacturing industry. His work has been instrumental in developing advanced motor technologies that enhance performance and energy efficiency.

Collaborations

Throughout his career, Sakurada has collaborated with notable colleagues, including Akihiro Kimura and Teiichi Hirono. These collaborations have fostered innovation and contributed to the success of various projects within the company.

Conclusion

Kunio Sakurada's contributions to motor technology exemplify his innovative spirit and dedication to advancing engineering solutions. His patents reflect a commitment to improving the functionality and efficiency of motor systems, making a lasting impact in the field.

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