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For the Inventor, By the Inventor

Madrid, Spain

Silicio Ferrosolar S.l.


USPTO Granted Patents = 3


Forward Citations = 1

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7 inventors (with patents filed for the assignee):

goldMedal Hitoshi Dohnomae (3 out of 8 patents)

silverMedal Yutaka Kishida (2 out of 4 patents)

bronzeMedal Masataka Hiyoshi (1 out of 9 patents)

4.  Shigeru Nakazawa (1 out of 1 patent)

5.  Kozo Onoue (1 out of 1 patent)

6.  Shinji Tokumaru (1 out of 8 patents)

7.  Jiro Kondo (1 out of 9 patents)


3 patents:

1. 10370253 - Silicon refining device (2019-08-06),
2. 10167199 - Method for manufacturing highly pure silicon, highly pure silicon obtained by this method, and silicon raw material for manufacturing highly pure silicon (2019-01-01),
3. 9937436 - Silicon refining equipment and method for refining silicon (2018-04-10),
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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#91 in Madrid

#632 in Spain

...
Madrid, Spain

Silicio Ferrosolar S.l.

Forward Citations = 1

7 inventors:

goldMedal Hitoshi Dohnomae (3 out of 8 patents)

silverMedal Yutaka Kishida (2 out of 4 patents)

bronzeMedal Masataka Hiyoshi (1 out of 9 patents)

4.  Shigeru Nakazawa (1 out of 1 patent)

5.  Kozo Onoue (1 out of 1 patent)

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