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For the Inventor, By the Inventor

Odawara, Japan

Toshihisa Okazaki

This inventor holds 19 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Magnetic Disk Technology. Top assignees: Hitachi, Ltd., Hitachi Global Storage Technologies Japan, Ltd.. Active years: 1997-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihisa Okazaki. Retrieved from https://idiyas.com/inventor/toshihisa-okazaki

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

Calculating rank
USPTO Granted Patents = 19 

% Patents Active = 63.2


Average Co-Inventor Count = 4.6

ph-index = 6

Forward Citations = 120(Granted Patents)


Company Filing History:

goldMedal13 out of 42,752 
 
Hitachi, Ltd.
 patents
silverMedal6 out of 227 
 
Hitachi Global Storage Technologies Japan, Ltd.
 patents

Years Active: 1997-2010

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Areas of Expertise:
Magnetic Disc Unit
Servo Pattern Writing
Magnetic Disk Drive
Unbalance Correcting
Air Flow Bypass Channel
Vibration Control
Carriage Arm Protection
Wiring Structure
19 patents (USPTO):Explore Patents
1. 7643245 - Magnetic disc unit with gap between magnetic disc and shroud (2010-01-05),
2. 7336440 - Magnetic disc unit with gap between magnetic disc and shroud (2008-02-26),
3. 7330334 - Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channel (2008-02-12),
4. 7161754 - Servo pattern writing method and magnetic disk drive for carrying out the same (2007-01-09),
5. 7130151 - Disk device and unbalance correcting method thereof (2006-10-31),
6. 7072141 - Magnetic disc unit with range of gap between disc and shroud (2006-07-04),
7. 6898049 - Magnetic disk apparatus with air flow bypass channel (2005-05-24),
8. 6751050 - Magnetic disc unit (2004-06-15),
9. 6665139 - Magnetic-disc unit with gap between disc and shroud (2003-12-16),
10. 6657822 - Magnetic disk apparatus (2003-12-02),
11. 6600626 - Magnetic disk apparatus (2003-07-29),
12. 6504683 - Magnetic disk apparatus in which contact between a disk and a carriage arm by an external impact is prevented (2003-01-07),
13. 6445549 - Magnetic disk drive (2002-09-03),
14. 6353517 - Magnetic disk drive (2002-03-05),
15. 6233120 - Magnetic disk device (2001-05-15),

Title: Toshihisa Okazaki: Pioneering Inventor from Odawara

Introduction: Toshihisa Okazaki is a renowned inventor hailing from Odawara, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Toshihisa Okazaki holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Okazaki has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Toshihisa Okazaki has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Toshihisa Okazaki's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazer in the world of invention, inspiring future generations to push the boundaries of what is possible.

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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