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Eisuke Sawai

This inventor holds 10 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1988-2003.

USPTO Granted Patents = 10

% Patents Active = 90.0

Average Co-Inventor Count = 4.4

ph-index = 4

Forward Citations = 34(Granted Patents)

Location History:

Osaka, JP (1991)
Hirakata, JP (1988 - 1993)
Kyoto, JP (2000 - 2003)
Kyotanabe, JP (2003)

Company Filing History:

10 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Years Active: 1988-2003

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6590741 - Magnetic head having grooves to enhance contact with magnetic recording media and magnetic recording/reproducing apparatus (2003-07-08),

2. 6588092 - Method for producing a magnetic head, the magnetic head including a pair of magnetic core halves (2003-07-08),

3. 6433958 - Magnetic head, method for producing the same, video recording and reproduction apparatus including the magnetic head, and video camera including the magnetic head (2002-08-13),

4. 6150044 - Magnetic head (2000-11-21),

5. 5208971 - Process of manufacturing a magnetic head (1993-05-11),

6. 5170301 - Magnetic head having core parts joined by low-melting point crystallized (1992-12-08),

7. 4985796 - Magnetic head with a tape contacting surface having a metal filled (1991-01-15),

8. 4890379 - Method for manufacturing magnetic head (1990-01-02),

9. 4841401 - Amorphous magnetic head (1989-06-20),

10. 4755898 - Amorphous magnetic head (1988-07-05),

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