logo

For the Inventor, By the Inventor

Omitama, Japan

Yoshiaki Yamauchi

This inventor holds 36 USPTO granted patents and 3 published patent applications, primarily in Optical Disc Drives. Top assignees: Hitachi, Ltd., Hitachi-Lg Data Storage, Inc., Hitachi Consumer Electronics Co., Ltd.. Active years: 1995-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Yamauchi. Retrieved from https://idiyas.com/inventor/yoshiaki-yamauchi

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

USPTO Granted Patents = 36 

% Patents Active = 36.1

Average Co-Inventor Count = 4.6

ph-index = 6

Forward Citations = 114(Granted Patents)


Location History:

  • Ibaraki-ken, JP (1997 - 2003)
  • Ibaraki, JP (1995 - 2008)
  • Higashiibaraki, JP (2009)
  • Minori, JP (2002 - 2010)
  • Omitama, JP (2009 - 2014)
  • Tokyo, JP (2016)

Company Filing History:

goldMedal21 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal18 out of 389 
 
Hitachi-Lg Data Storage, Inc.
 patents
bronzeMedal7 out of 365 
 
Hitachi Consumer Electronics Co., Ltd.
 patents
4. 1 out of 1,112 
 
Hitachi Maxell, Limited
 patents
5. 1 out of 203 
 
Hitachi Media Electronics Co., Ltd.
 patents
6. 1 out of 13 
 
Hitachi Video and Information Systems, Inc.
 patents
7. 1 out of 4 
 
Hitachi-Lg Storage, Inc.
 patents
8. 1 out of 129 
 
Ricoh Printing Systems, Ltd.
 patents
9. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1995-2016

Loading Chart...
Areas of Expertise:
Optical Disc Drive
Recording Device
Spindle Motor
Grounding Structure
Vibration Reduction
Variable Mirror Actuator
Impact Absorbing Mechanism
Buffer Mechanism
Air Stream Restrictive Device
Tilt Detection
Optical Head
Galvanomirror
36 patents (USPTO):Explore Patents
1. 9305585 - Recording device (2016-04-05),
2. 8893162 - Optical disc drive (2014-11-18),
3. 8589960 - Optical disc drive (2013-11-19),
4. 8499315 - Grounding structure for optical disc drive (2013-07-30),
5. 8495668 - Spindle motor attachment structure for a disc drive apparatus (2013-07-23),
6. 8464282 - Optical disc apparatus with mechanical chassis having a recess (2013-06-11),
7. 8359607 - Optical disc drive (2013-01-22),
8. 8332881 - Optical disc apparatus with support part configured to reduce vibrations (2012-12-11),
9. 8320229 - Variable mirror actuator and optical disc drive (2012-11-27),
10. 8220010 - Disc drive with clearance adjustment member (2012-07-10),
11. 8156512 - Optical disc drive having impact absorbing mechanism (2012-04-10),
12. 8139933 - Imaging device (2012-03-20),
13. 8074237 - Optical disk device including buffer mechanism for buffering elastic deformation of the optical pickup side of a disk motor plate (2011-12-06),
14. 7827571 - Disk drive device having air stream restrictive device (2010-11-02),
15. 7813232 - Disc drive (2010-10-12),

Title: Yoshiaki Yamauchi: Pioneering Inventor from Omitama, Japan

Introduction: Yoshiaki Yamauchi is a renowned inventor hailing from Omitama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yoshiaki Yamauchi 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, Yoshiaki Yamauchi has worked with leading tech companies and research institutions, playing a pivotal role in the development of cutting-edge solutions that have revolutionized various industries.

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

Conclusion: Yoshiaki Yamauchi's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor whose work continues to inspire and shape the future of technology.

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]
Loading…