Ichiroh Koyanagi

This inventor holds 9 USPTO granted patents. Top assignees: International Business Machines Corporation, Hitachi Global Storage Technologies Netherlands B.v.. Active years: 1995-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiroh Koyanagi. Retrieved from https://idiyas.com/inventor/ichiroh-koyanagi

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

USPTO Granted Patents = 9

% Patents Active = 88.9

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 149(Granted Patents)

Company Filing History:

8 out of 166,351

International Business Machines Corporation

patents

1 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

Years Active: 1995-2004

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6785090 - Disk clamp for disk recording apparatus and disk recording apparatus (2004-08-31),

2. 6519111 - Disk drive apparatus, hard disk drive, filter, and method for inspecting disk drive apparatus (2003-02-11),

3. 6487051 - Ramp for information recording disk apparatus (2002-11-26),

4. 6078474 - Ramp for use with a data storage device and a data storage device (2000-06-20),

5. 5760997 - Flexible cable structure for magnetic disk drives (1998-06-02),

6. 5640290 - Shock-resistant structure for magnetic disk drive (1997-06-17),

7. 5491608 - Shockproof and portable disk storage apparatus having shock absorbers on (1996-02-13),

8. D358138 - Portable hard disk drive (1995-05-09),

9. 5402308 - Portable disk storage apparatus using flexible cable for shock absorption (1995-03-28),

Title: Inventor Ichiroh Koyanagi: Pioneering Innovations in Yokohama

Introduction: Ichiroh Koyanagi is a renowned inventor based in Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over three decades, Koyanagi has worked with leading research institutions and technology companies, playing a key role in the development of cutting-edge solutions that have revolutionized various industries.

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

Conclusion: Ichiroh Koyanagi's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology and inspiring the next generation of 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]