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Ferrotec Corporation

USPTO Granted Patents = 24

CIPO Patents = 9

EPO Patents = 19

Trademarks = 2

Forward Citations = 132

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48 inventors (with patents filed for the assignee):

Shiro Tsuda (11 out of 13 patents)

Yuichi Shiina (5 out of 5 patents)

Yasutake Hirota (2 out of 2 patents)

4. Takayuki Hachida (2 out of 2 patents)

5. Lucian Borduz (2 out of 4 patents)

6. Heiichi Unozawa (2 out of 3 patents)

7. Stefan Borduz (2 out of 3 patents)

8. Mayumi Takayama (2 out of 2 patents)

9. Charles D Hoyt (2 out of 6 patents)

10. Kenichi Katsuma (1 out of 1 patent)

11. Masatake Hirooka (1 out of 1 patent)

12. Keisuke Sagisaka (1 out of 1 patent)

13. Yoshifumi Noguchi (1 out of 3 patents)

14. Akira Yamamura (1 out of 13 patents)

15. Iwao Watanabe (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 9627111 - Magnetic member and electronic component (2017-04-18),

2. 9448262 - Current sensor having at least one cancel coil (2016-09-20),

3. 9426875 - Method for producing plasma flow, method for plasma processing, apparatus for producing plasma, and apparatus for plasma processing (2016-08-23),

4. 8999122 - Insulator interposed type plasma processing apparatus (2015-04-07),

5. 8833299 - Divided annular rib type plasma processing apparatus (2014-09-16),

6. 8562800 - Plasma generating apparatus and plasma processing apparatus (2013-10-22),

7. 8007176 - Dynamic pressure bearing and rotation machine employing same (2011-08-30),

8. 7976612 - Droplet removing device and method in plasma generator (2011-07-12),

9. 7823537 - Plasma generator (2010-11-02),

10. 7729504 - Ferrofluid centered voice coil speaker (2010-06-01),

11. 7266214 - Audio speaker and method for assembling an audio speaker (2007-09-04),

12. 7248714 - Micro-speaker and method for assembling a micro-speaker (2007-07-24),

13. 7063802 - Composition and method of making an element-modified ferrofluid (2006-06-20),

14. 6868167 - Audio speaker and method for assembling an audio speaker (2005-03-15),

15. 6804368 - Micro-speaker and method for assembling a micro-speaker (2004-10-12),

Ferrotec Corporation is a global leader in the development, manufacture, and supply of advanced materials, components, and solutions for a range of industries including semiconductor, automotive, energy, and medical. With a strong emphasis on research and development, Ferrotec offers innovative and high-quality products such as thermal management solutions, vacuum components, and electrical insulators. With operations spanning across the globe, Ferrotec is committed to delivering cutting-edge technologies and exceptional customer service.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

24 Patents

#4 in Chuo-ku

#2,579 in Japan

#25,806 in the World

Ferrotec Corporation

Forward Citations = 132

48 inventors:

Shiro Tsuda (11 out of 13 patents)

Yuichi Shiina (5 out of 5 patents)

Yasutake Hirota (2 out of 2 patents)

4. Takayuki Hachida (2 out of 2 patents)

5. Lucian Borduz (2 out of 4 patents)

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