Nobuya Oyama

This inventor holds 21 USPTO granted patents, primarily in Thin-Film Magnetic Heads. Top assignees: Tdk Corporation, Sae Magnetics (h.k.) Limited. Active years: 2001-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuya Oyama. Retrieved from https://idiyas.com/inventor/nobuya-oyama

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

USPTO Granted Patents = 21

% Patents Active = 71.4

Average Co-Inventor Count = 4.0

ph-index = 7

Forward Citations = 141(Granted Patents)

Location History:

Nagano, JP (2001)
Saku, JP (2001 - 2003)
Chuo-ku, JP (2007)
Tokyo, JP (2003 - 2011)

Company Filing History:

Sae Magnetics (h.k.) Limited

patents

where one patent can have more than one assignee

Years Active: 2001-2011

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Areas of Expertise:

Thin-Film Magnetic Head

Head Slider

Glide Height Checking

Magnetic Disk Drive

Head Gimbal Assembly

Manufacturing Method

Magnetoresistive Sensor

Heater Member

Lapping Device

Resistive Films

Medium-Opposing Surface

Yoke Length

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7924533 - Multi-channel head (2011-04-12),

2. 7828985 - Method of producing thin film magnetic head (2010-11-09),

3. 7770438 - Head slider, glide height checking apparatus, and glide height checking method (2010-08-10),

4. 7623322 - Thin-film magnetic head with heater spaced further from medium facing surface than split in shield (2009-11-24),

5. 7583479 - Thin-film magnetic head with heater in overcoat multilayer, head gimbal assembly with thin-film magnetic head, and magnetic disk drive apparatus with head gimbal assembly (2009-09-01),

6. 7542236 - Head slider, head gimbal assembly, and hard disk dirve (2009-06-02),

7. 7384327 - Method for grinding a bar of thin film magnetic elements utilizing a plurality of resistive films (2008-06-10),

8. 7203035 - Thin-film magnetic head having a sheet-shaped heater with a lead part connected in series with the heater and having a resistance lower than the heater (2007-04-10),

9. 7184246 - Thin-film magnetic head having heater member and bump for electrical connection of heater member (2007-02-27),

10. 7180707 - Thin-film magnetic head, head gimbal assembly, and hard disk drive (2007-02-20),

11. 7155808 - Method of making thin film magnetic head (2007-01-02),

12. 7113369 - Head slider, head gimbal assembly, and hard disk drive (2006-09-26),

13. 7102856 - Head slider and manufacturing method thereof (2006-09-05),

14. 7086931 - Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head (2006-08-08),

15. 6945847 - Method of lapping medium-opposing surface in thin-film magnetic head (2005-09-20),

Title: The Innovative Mind of Nobuya Oyama

Introduction

Nobuya Oyama is a renowned inventor based in Tokyo, Japan, known for his significant contributions to the field of magnetic head technology. With a remarkable portfolio of 21 patents, Oyama's work embodies the spirit of innovation and dedication to advancing technology in the industry.

Latest Patents

Among his latest inventions, Oyama developed a **multi-channel head** that includes a substrate and multiple write elements arranged in a specific manner to optimize performance. This innovative design features a plurality of read elements positioned higher than the uppermost write element, ensuring enhanced data processing capabilities. Another notable invention is his **method of producing a thin film magnetic head**, which involves a detailed process that includes layers of magnetic poles and an insulating layer, showcasing his expertise in complex manufacturing techniques.

Career Highlights

Nobuya Oyama has made impactful contributions while working with leading companies, including TDK Corporation and Sae Magnetics (H.K.) Limited. His roles in these organizations allowed him to contribute to cutting-edge technologies that are vital for advancements in magnetic head design and manufacturing.

Collaborations

Throughout his career, Oyama has collaborated with esteemed colleagues, including Soji Koide and Norikazu Ota. These collaborations not only fostered innovation but also enhanced the quality and impact of his patented technologies.

Conclusion

Nobuya Oyama stands out as a pioneering inventor whose patents and methodologies continue to shape the landscape of magnetic technology. His commitment to innovation, paired with his collaborative spirit, marks him as a key figure within the industry and a source of inspiration for future inventors.

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]