John A. Pruski — 2 Patents at AT&T

John A. Pruski — 2 Patents

TCTeletype Co.: 1 patents #20 of 58Top 35%

ATAT&T: 1 patents #10,636 of 18,772Top 60%

Schiller Park, IL: #11 of 39 inventorsTop 30%

Illinois: #34,875 of 84,256 inventorsTop 45%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

John A. Pruski has been granted 2 US patents while listed as an inventor at AT&T. The first was granted in 1983 and the most recent in February 1987. John A. Pruski ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John A. Pruski in Schiller Park, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4643598	Print head for wire matrix printer	—	1987-02-17
4418976	Retaining clip for an electrical connector	Albert A. Lenzini, Robert C. Swanson, James T. Roberts	1983-12-06	$11,861,000

John A. Pruski — 2 Patents

Issued Patents All Time

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