IDiyas

For the Inventor, By the Inventor

Kawasaki, Japan

Yoshihiko Seyama

USPTO Granted Patents = 14

Average Co-Inventor Count = 2.7

ph-index = 5

Forward Citations = 109(Granted Patents)


Company Filing History:

goldMedal14 out of 39,228 
 
Fujitsu Corporation
 patents

Years Active: 1994-2008

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14 patents (USPTO):Explore Patents
1. 7441326 - Manufacturing method of a magnetic sensor (2008-10-28),
2. 7428127 - CPP magnetoresistive effect element and magnetic storage device having a CPP magnetoresistive effect element (2008-09-23),
3. 7180713 - Magnetoresistive element (2007-02-20),
4. 7130162 - Magnetic sensor and method of manufacturing the same (2006-10-31),
5. 7116533 - Magnetoresistive sensor (2006-10-03),
6. 6995960 - Spin valve magnetoresistive sensor having CPP structure (2006-02-07),
7. 6927952 - CPP GMR free layer having ferromagnetic layers with parallel magnetization separated by non-magnetic layer (2005-08-09),
8. 6801413 - Magnetic sensor, magnetic head and magnetic recording apparatus (2004-10-05),
9. 6781799 - Current perpendicular-to-the-plane structure spin valve magnetoresistive head (2004-08-24),
10. 6441611 - Magnetic sensor having a GMR layer (2002-08-27),
11. 5741833 - Raw material for injection molding (1998-04-21),
12. 5487773 - Process for producing sintered body and magnet base (1996-01-30),
13. 5393484 - Process for producing sintered body and magnet base (1995-02-28),
14. 5362332 - Process for producing a magnet base for printing head of a wire dot (1994-11-08),

Title: The Innovative Mind of Yoshihiko Seyama

Introduction

Yoshihiko Seyama is a renowned inventor based in Kawasaki, Japan. With an impressive portfolio of 14 patents, he has made significant contributions to the field of magnetic sensors and storage devices. His innovative spirit combined with a keen understanding of technology has paved the way for advancements that benefit various industries.

Latest Patents

Among his latest inventions, Seyama has developed a manufacturing method for a magnetic sensor, which involves crafting a lower terminal layer, a magnetosensitive layer, and a cover film, all simultaneously patterned to ensure precision. This design enables a magnetic sensor utilizing a Current Perpendicular to Plane (CPP) structure that is not only easily processible but also includes a finely tuned CPP structure to achieve a desired output. Additionally, he has contributed to the development of a CPP magnetoresistive effect element and a magnetic storage device incorporating this element. This innovation features layers of free and fixed magnetization, complemented by conductive non-magnetic intermediate layers and insulating components that enhance its functionality.

Career Highlights

Seyama's career is marked by his role at Fujitsu Corporation, a leader in technology and information solutions. His work at Fujitsu has allowed him to push the boundaries of innovation, leading to the development of cutting-edge technologies that have applications in various modern electronic devices.

Collaborations

Throughout his career, Yoshihiko Seyama has collaborated with esteemed colleagues, including Yutaka Shimizu and Atsushi Tanaka. These partnerships have fostered an environment of creativity and collaboration, driving forward the technological advancements for which they are known.

Conclusion

Yoshihiko Seyama exemplifies what it means to be a forward-thinking inventor in today’s rapidly evolving technological landscape. His 14 patents reflect his dedication to innovation and excellence in the field of magnetic sensors and storage devices. As he continues to evolve his work, the impact of his inventions will undoubtedly resonate across various industries for years to come.

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