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For the Inventor, By the Inventor

Shizuoka, Japan

Hiroshi Iwai

This inventor holds 16 USPTO granted patents and 3 published patent applications, primarily in Disk Drive Technology. Top assignees: Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd., Alphana Technology Co., Ltd.. Active years: 2012-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Iwai. Retrieved from https://idiyas.com/inventor/hiroshi-iwai-r1rqescu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 16 

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 30(Granted Patents)


Company Filing History:

goldMedal11 out of 72 
 
Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd.
 patents
silverMedal5 out of 31 
 
Alphana Technology Co., Ltd.
 patents

Years Active: 2012-2015

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Areas of Expertise:
Impact Resistant Device
Suction Plate Configuration
Vibration Reduction
Thinness Optimization
Dynamic Pressure Generation
Unbalance Reduction
Laminated Core
Motor Coil Wiring
Torque Suppression
Rotational Drive
Magnetic Pole Configuration
Fluid Dynamic Bearing
16 patents (USPTO):Explore Patents
1. 9030775 - Impact resistant rotating device with increased-thickness portion relationship and suction plate configuration (2015-05-12),
2. 8995084 - Disk drive device with hub and wiring member with increased thinness (2015-03-31),
3. 8902542 - Disk drive device having a projecting portion and a mounted laminated core (2014-12-02),
4. 8848312 - Disk drive device with hub with thinness and suppressed torque decrease (2014-09-30),
5. 8773813 - Manufacturing method of disk drive device capable of reducing amount of unbalance, disk drive device and subassembly thereof (2014-07-08),
6. 8665558 - Disk drive device (2014-03-04),
7. 8631677 - Production method of rotating device having thrust dynamic pressure generating site on which a thrust pressure pattern is formed and rotating device produced by said production method (2014-01-21),
8. 8625232 - Disk drive device rotationally driving recording disk (2014-01-07),
9. 8619387 - Disk drive device with hub with thinness and suppressed torque decrease (2013-12-31),
10. 8451558 - Disk drive device with appropriate number of combinations of magnetic poles and salient poles to reduce thickness of the disk drive device (2013-05-28),
11. 8451557 - Disk drive device having a vibration-reducing element (2013-05-28),
12. 8395862 - Disk drive device with motor coil wiring arrangement to reduce thickness and suppressed torque decrease (2013-03-12),
13. 8381404 - Method manufacturing of fluid dynamic bearing using cutting tool that performs micro alternating drive (2013-02-26),
14. 8358484 - Manufacturing method of disk drive device capable of reducing amount of unbalance, disk drive device and subassembly thereof (2013-01-22),
15. 8213114 - Disk drive hub with motor coil wiring arrangement to reduce thickness and suppressed torque decrease (2012-07-03),

Title: The Innovative Journey of Inventor Hiroshi Iwai

Introduction: Hiroshi Iwai, a pioneering inventor hailing from Shizuoka, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Hiroshi Iwai's latest patents showcase his commitment to pushing the boundaries of technological advancement in areas such as semiconductor devices and nanotechnology.

Career Highlights: Throughout his illustrious career, Hiroshi Iwai has been at the forefront of cutting-edge research and development, leading to the creation of revolutionary technologies that have shaped the modern world.

Collaborations: Hiroshi Iwai has collaborated with leading research institutions, universities, and tech companies to further his innovative projects, demonstrating his ability to work across disciplines to achieve groundbreaking results.

Conclusion: Hiroshi Iwai's relentless pursuit of innovation and his dedication to pushing the limits of technology make him a true trailblazer in the world of inventors, leaving a lasting impact on the field for generations to come.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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