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For the Inventor, By the Inventor

Montpellier, France

Semco Engineering Sa


USPTO Granted Patents = 3


Forward Citations = 7

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2 inventors (with patents filed for the assignee):

goldMedal Yvon Pellegrin (2 out of 4 patents)

silverMedal David Ferreres (1 out of 1 patent)


3 patents:

1. 8691677 - Method for boron doping silicon wafers (2014-04-08),
2. 7524745 - Method and device for doping, diffusion and oxidation of silicon wafers under reduced pressure (2009-04-28),
3. 7133273 - Electrostatic device for holding an electronic component wafer (2006-11-07),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#28 in Montpellier

#4,029 in France

Montpellier, FR
Montpellier, France

Semco Engineering Sa

Forward Citations = 7

2 inventors:

goldMedal Yvon Pellegrin (2 out of 4 patents)

silverMedal David Ferreres (1 out of 1 patent)

Please report any incorrect information to [email protected]
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