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Mitsuhiko Yoshikawa

USPTO Granted Patents = 17 (Patent Applications = 3)

Average Co-Inventor Count = 4.3

ph-index = 9

Forward Citations = 245(Granted Patents)

Location History:

Nara, JP (1987 - 1990)
Ikoma, JP (1986 - 1993)

Company Filing History:

17 out of 25,561

Sharp Kabushiki Kaisha Corporation

Years Active: 1986-1993

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5252988 - Thermal head for thermal recording machine (1993-10-12),

2. 5225951 - Thin film magnetic head with reduced internal stresses (1993-07-06),

3. 5155644 - Yoke thin film magnetic head constructed to avoid Barkhausen noises (1992-10-13),

4. 5142137 - Image sensor having clamp connecting sensing and driving components (1992-08-25),

5. 4929803 - Planar conductive piece with electrical anisotrophy (1990-05-29),

6. 4824539 - Perpendicular magnetic recording medium (1989-04-25),

7. 4816946 - Method of manufacturing thin film magnetic head (1989-03-28),

8. 4803581 - Thin film yoke-type magnetoresistive head (1989-02-07),

9. 4789910 - Thin film magnetic head with an application type silicon dioxide film (1988-12-06),

10. 4735865 - Magnetic head core (1988-04-05),

11. 4725482 - Perpendicular magnetic recording medium (1988-02-16),

12. 4702935 - Production method of a high magnetic permeability alloy film (1987-10-27),

13. 4702794 - Production of thin film magnetic head (1987-10-27),

14. 4699702 - Process for preparing soft magnetic film of Permalloy (1987-10-13),

15. 4677036 - Method of production of thin film magnetic head and magnetic head (1987-06-30),

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