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For the Inventor, By the Inventor

Kanagawa, Japan

Mutsuro Ohta

This inventor holds 29 USPTO granted patents and 1 published patent application, primarily in Data Storage Devices. Top assignees: Hitachi Global Storage Technologies Netherlands B.v., International Business Machines Corporation, Hgst Netherlands, B.v.. Active years: 1997-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mutsuro Ohta. Retrieved from https://idiyas.com/inventor/mutsuro-ohta

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

USPTO Granted Patents = 29 

% Patents Active = 48.3

Average Co-Inventor Count = 4.0

ph-index = 8

Forward Citations = 206(Granted Patents)


Location History:

  • Ebina, JP (1998 - 1999)
  • Kanagawa-ken, JP (1997 - 2005)
  • Kanagawa, JP (1998 - 2017)
  • Yokohama, JP (2000 - 2017)

Company Filing History:

goldMedal13 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
silverMedal11 out of 166,325 
 
International Business Machines Corporation
 patents
bronzeMedal3 out of 987 
 
Hgst Netherlands, B.v.
 patents
4. 2 out of 5,427 
 
Western Digital Technologies, Inc.
 patents

Years Active: 1997-2017

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Areas of Expertise:
Magnetic Disk Drive
Data Storage Device
Actuator Mechanism
Voice-Coil Motor
Eddy-Currents
Head Gimbal Assembly
Disk Drive Apparatus
Vibration Control
Suspension Assembly
Inertial Latch
Rotary Actuator
Load Beam
29 patents (USPTO):Explore Patents
1. 9747956 - Base for protecting external welds of hermetically sealed electronic devices (2017-08-29),
2. 9672870 - Sealed bulkhead electrical feed-through X-Y positioning control (2017-06-06),
3. 8699166 - Magnetic head drive device with micro-actuators of end arms rotating in a direction opposite micro-actuators of intermediate arms (2014-04-15),
4. 8514523 - Flexible-printed-circuit voice-coil assembly configured for integration in a voice-coil motor (2013-08-20),
5. 8467152 - Actuator latching mechanism for magnetic disk drive (2013-06-18),
6. 8305714 - Voice-coil motor with voice coils configured oriented in the same direction and substantially overlayed to reduce head vibrations in a disk drive (2012-11-06),
7. 8289657 - Actuator mechanism for magnetic disk drive (2012-10-16),
8. 8009390 - Head gimbal assembly with recessed portion and manufacturing method thereof (2011-08-30),
9. 7830639 - Data storage device and disk drive (2010-11-09),
10. 7787218 - Data storage device (2010-08-31),
11. 7609483 - Data storage device with load/unload tab inclined towards a disk (2009-10-27),
12. 7570455 - Data storage device and magnetic disk drive in hermetically sealed condition (2009-08-04),
13. 7564645 - Rotating disk storage device with mounting structure and enhanced fixing mechanism (2009-07-21),
14. 7450347 - Head suspension with bridge portion separating apertures near lift tab (2008-11-11),
15. 7203034 - Using eddy-currents for releasing actuator suspension assembly of rotary disk storage device (2007-04-10),

Title: Mutsuro Ohta: Pioneering Inventor from Kanagawa

Introduction: Mutsuro Ohta is a distinguished inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Mutsuro Ohta holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Mutsuro Ohta has worked with leading tech companies and research institutions, where he has spearheaded projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Mutsuro Ohta has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects and inventions.

Conclusion: Mutsuro Ohta's relentless passion for innovation and his remarkable contributions to the world of technology make him a true pioneer in his field, inspiring 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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