For the Inventor, By the Inventor

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Hitachi Electronic Devices, Ltd.

USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 6

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9 inventors (with patents filed for the assignee):

Koji Hashimoto (2 out of 15 patents)

Seiichi Nishiyama (2 out of 13 patents)

Toshihiro Yajima (2 out of 6 patents)

4. Shigetake Takaku (2 out of 12 patents)

5. Yoshiharu Takeda (2 out of 11 patents)

6. Shigeo Mikoshiba (2 out of 36 patents)

7. Tomokazu Shiga (2 out of 14 patents)

8. Yusuke Baba (2 out of 4 patents)

9. Jeffrey Scott Kane (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7518594 - Liquid crystal display device having an improved backlight (2009-04-14),

2. 7218308 - Liquid crystal display device having an improved backlight (2007-05-15),

3. 6871962 - Projection coupler with dual channel sealing mechanism (2005-03-29),

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#94 in Chiba

#8,915 in Japan

Hitachi Electronic Devices, Ltd.

Forward Citations = 6

9 inventors:

Koji Hashimoto (2 out of 15 patents)

Seiichi Nishiyama (2 out of 13 patents)

Toshihiro Yajima (2 out of 6 patents)

4. Shigetake Takaku (2 out of 12 patents)

5. Yoshiharu Takeda (2 out of 11 patents)

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