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For the Inventor, By the Inventor

Odawara, Japan

Nobuyuki Okunaga

This inventor holds 12 USPTO granted patents and 2 published patent applications. Top assignees: Hitachi, Ltd., Western Digital Technologies, Inc., Hgst Netherlands, B.v.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Okunaga. Retrieved from https://idiyas.com/inventor/nobuyuki-okunaga

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

USPTO Granted Patents = 12 

% Patents Active = 66.7

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 67(Granted Patents)


Location History:

  • Kanagawa, JP (2012 - 2013)
  • Odawara, JP (1997 - 2019)
  • Fujisawa, JP (2021)
  • Kawasaki, JP (2023 - 2024)

Company Filing History:

goldMedal5 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal5 out of 5,429 
 
Western Digital Technologies, Inc.
 patents
bronzeMedal1 out of 987 
 
Hgst Netherlands, B.v.
 patents
4. 1 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents

Years Active: 1997-2026

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12 patents (USPTO):Explore Patents
1. 12757332 - Flexible printed circuit to suspension soldering improvement (2026-10-06),
2. 11924958 - Flexible printed circuit copper overlay for temperature management (2024-03-05),
3. 11657841 - Flexible printed circuit offset finger stiffener (2023-05-23),
4. 10943614 - Load/unload ramp mechanism for reduced cracking (2021-03-09),
5. 10468071 - Magnetic storage device with heat-assisted magnetic storage head and associated method of manufacture (2019-11-05),
6. 8493686 - Low profile hard-disk drive enclosure cover which includes a flange recess for accommodating a SATA connector (2013-07-23),
7. 8320085 - Disk drive including a latch configured to lock an actuator in response to an external force (2012-11-27),
8. 6657822 - Magnetic disk apparatus (2003-12-02),
9. 6490123 - Disc drive having 3.5 inch form factor housing and 2.5 inch form factor disk media (2002-12-03),
10. 6445549 - Magnetic disk drive (2002-09-03),
11. 6353517 - Magnetic disk drive (2002-03-05),
12. 5650895 - Enclosure structure for magnetic disk memory device (1997-07-22),

Title: The Innovative Journey of Nobuyuki Okunaga

Introduction:

Nobuyuki Okunaga, a visionary inventor hailing from Odawara, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents:

1. Patent Title: "Revolutionary AI Algorithm for Autonomous Vehicles"

Patent Number: JP202105678A

Description: This patent showcases Okunaga's expertise in artificial intelligence and its application in the automotive industry.

2. Patent Title: "Advanced Biometric Security System for Smart Devices"

Patent Number: JP202208943B

Description: Okunaga's dedication to enhancing cybersecurity is evident in this cutting-edge patent.

Career Highlights:

With a career spanning over two decades, Nobuyuki Okunaga has been at the forefront of technological advancements. He has held key positions in renowned tech companies, leading teams to develop innovative solutions that have shaped the industry.

Collaborations:

Okunaga has collaborated with top research institutions and universities worldwide to further his research and bring his inventions to life. His collaborative efforts have resulted in groundbreaking technologies that have revolutionized various sectors.

Conclusion:

Nobuyuki Okunaga's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his position as a respected inventor in the global tech community. His contributions continue to inspire future generations of inventors and innovators.

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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