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Kawasaki, Japan

Takao Koshikawa

This inventor holds 25 USPTO granted patents, primarily in Magnetic Recording Technology. Top assignee: Fujitsu Corporation. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Koshikawa. Retrieved from https://idiyas.com/inventor/takao-koshikawa

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

USPTO Granted Patents = 25

% Patents Active = 96.0

Average Co-Inventor Count = 2.9

ph-index = 12

Forward Citations = 302(Granted Patents)

Location History:

Yokohama, JP (1990)
Atsugi, JP (1996)
Kanagawa, JP (1998 - 2001)
Kawasaki, JP (1995 - 2006)

Company Filing History:

25 out of 39,371

Fujitsu Corporation

Years Active: 1990-2006

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Areas of Expertise:

Magnetic Head

Thin Film

Magnetoresistive

Magnetic Recording

Servo Patterns

Electrostatic Actuator

Storage Device

Magnetic Memory

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7142393 - Magnetic head and magnetic disk apparatus (2006-11-28),

2. 6594119 - Thin film magnetic head slider and electrostatic actuator for driving a head element thereof (2003-07-15),

3. 6324032 - Magnetic recording medium having linear or curved tracking servo patterns formed obliquely relative to direction of tracks, and magnetic recording apparatus using the same (2001-11-27),

4. 6295175 - Apparatus for recognizing spin valve head failure due to pin layer magnetic field offset (2001-09-25),

5. 6282061 - Magnetic head with improved floating surface (2001-08-28),

6. 6199267 - Method for the production of a magnetic head (2001-03-13),

7. 6181531 - Thin film magnetic head slider and electrostatic actuator for driving a head element thereof (2001-01-30),

8. 6134079 - Magnetic head including a pole piece with soft magnetic particles (2000-10-17),

9. 6083410 - Thin film magnetic head and process for producing same (2000-07-04),

10. 6055139 - Magnetic recording medium and method of forming the same and magnetic (2000-04-25),

11. 5995339 - Magnetoresistive head with a front flux guide and an embedded MR element (1999-11-30),

12. 5966277 - Magnetic head and method for production thereof (1999-10-12),

13. 5920978 - Method of making a thin film magnetic slider (1999-07-13),

14. 5898542 - Magneto-resistive effect type head with step or protrusion for reducing (1999-04-27),

15. 5896243 - Magneto-resistive effect type head with step or protrusion for reducing (1999-04-20),

Title: Takao Koshikawa: Pioneering Inventor from Kawasaki, JP

Introduction: Takao Koshikawa is a renowned inventor hailing from Kawasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takao Koshikawa 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, Koshikawa has worked with leading tech companies in Japan, spearheading research and development projects that have resulted in cutting-edge inventions and solutions.

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

Conclusion: Takao Koshikawa's relentless pursuit of innovation and his passion for creating transformative technologies have solidified his reputation as a visionary inventor in the global tech community.

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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