Company Filing History:

8 out of 259

Nec Tokin Corporation

patents

where one patent can have more than one assignee

Years Active: 1999-2005

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6921573 - High-frequency current suppression body using magnetic loss material exhibiting outstanding complex permeability characteristics (2005-07-26),

2. 6903440 - Electronic component of a high frequency current suppression type and bonding wire for the same (2005-06-07),

3. 6810584 - Heat-shrinkable tube, heat-shrinkable sheet, and method of shrinking the same (2004-11-02),

4. 6723914 - Composite magnetic tape (2004-04-20),

5. 6703778 - Light emitting element, plasma display panel, and CRT display device capable of considerably suppressing a high-frequency noise (2004-03-09),

6. 6635961 - Electronic component of a high frequency current suppression type and bonding wire for the same (2003-10-21),

7. 6635819 - Electronic component comprising a metallic case provided with a magnetic loss material (2003-10-21),

8. 6595802 - Connector capable of considerably suppressing a high-frequency current (2003-07-22),

9. 6362434 - Magnetic prepreg, its manufacturing method and printed wiring board employing the prepreg (2002-03-26),

10. 6310285 - EMI preventive part and active device with the same (2001-10-30),

11. 6051156 - Compound magnetic material and electromagnetic interference suppressor (2000-04-18),

12. 6011887 - Optical fiber cable (2000-01-04),

13. 5898346 - Dual-band nonreversible circuit device comprising two nonreversible (1999-04-27),

Title: The Innovations of Koji Kamei

Introduction

Koji Kamei is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of electronic components, particularly in high-frequency current suppression technologies. With a total of 13 patents to his name, Kamei's work has had a substantial impact on the industry.

Latest Patents

Kamei's latest patents include a high-frequency current suppression body that utilizes magnetic loss material with exceptional complex permeability characteristics. This invention focuses on a high-frequency current that is essentially composed of elements such as Fe, Co, and/or Ni, along with other elements. The maximum value of the loss factor of this material is observed at frequencies ranging from 100 MHz to 10 GHz. Another notable patent is for an electronic component designed to suppress high-frequency currents, which prevents electromagnetic interference. This component is particularly useful in semiconductor integrated circuit devices that operate at high speeds.

Career Highlights

Throughout his career, Koji Kamei has worked with notable companies, including NEC Tokin Corporation and Tokin Corporation. His experience in these organizations has allowed him to develop innovative solutions that address the challenges of high-frequency applications.

Collaborations

Kamei has collaborated with esteemed colleagues such as Shigeyoshi Yoshida and Mitsuharu Sato. Their combined expertise has contributed to the advancement of technologies in the field of electronics.

Conclusion

Koji Kamei's contributions to high-frequency current suppression technologies demonstrate his innovative spirit and dedication to advancing electronic components. His patents reflect a deep understanding of the complexities involved in this field, making him a significant figure in the world of invention.

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