For the Inventor, By the Inventor

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B.u.s. Engitec Servizi Ambientali S.r.l.

USPTO Granted Patents = 3

Forward Citations = 20

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2 inventors (with patents filed for the assignee):

Marco Olper (3 out of 14 patents)

Pierluigi Fracchia (2 out of 8 patents)

3 patents: Sort by Forward Citations

1. 5441609 - Process for continuous electrochemical lead refining (1995-08-15),

2. 5277777 - Insoluble anode for electrolyses in aqueous solutions (1994-01-11),

3. 5106466 - Process for the integral recovery of the sulphur contained in spent lead (1992-04-21),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#409 in Milan

#2,503 in Italy

B.u.s. Engitec Servizi Ambientali S.r.l.

Forward Citations = 20

2 inventors:

Marco Olper (3 out of 14 patents)

Pierluigi Fracchia (2 out of 8 patents)

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