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For the Inventor, By the Inventor

Taipei, Taiwan

Pyramis Corporation


USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 7

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4 inventors (with patents filed for the assignee):

goldMedal Jun Zeng (3 out of 96 patents)

silverMedal Ming-Jiang Zhou (2 out of 2 patents)

bronzeMedal Tzong-Shiann Wu (2 out of 2 patents)

4.  Po-I Sun (1 out of 1 patent)


3 patents:

1. 7214601 - Manufacturing process and structure of power junction field effect transistor (2007-05-08),
2. 6921957 - Low forward voltage drop schottky barrier diode and manufacturing method therefor (2005-07-26),
3. 6828177 - Gate pad protection structure for power semiconductor device and manufacturing method therefor (2004-12-07),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#1,154 in Taipei

#3,304 in Taiwan

Taipei, TW
Taipei, Taiwan

Pyramis Corporation

Forward Citations = 7

4 inventors:

goldMedal Jun Zeng (3 out of 96 patents)

silverMedal Ming-Jiang Zhou (2 out of 2 patents)

bronzeMedal Tzong-Shiann Wu (2 out of 2 patents)

4.  Po-I Sun (1 out of 1 patent)

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