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USPTO Patent Rankings Data through Dec 31, 2025
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Stephen B. Schieferly — 6 Patents

AMAmp: 4 patents #376 of 1,383Top 30%
BSBethlehem Steel: 1 patents #116 of 326Top 40%
Harrisburg, PA: #156 of 635 inventorsTop 25%
Pennsylvania: #13,718 of 74,527 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Stephen B. Schieferly has been granted 6 US patents while listed as an inventor at Amp. The first was granted in 1989 and the most recent in August 1998. Stephen B. Schieferly ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Stephen B. Schieferly in Harrisburg, PA, US.

Patents per Year

Patents granted per year, 1989 to 1998Bar chart with a peak of 2 patents in 1991.peak 21989: 1 patents19891990: 1 patents19901991: 2 patents19911992: 1 patents19921998: 1 patents1998

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5791100 Planking and method of use John J. Ferretti, Alvin M. Nestler 1998-08-11 $6,935,000
5163851 Connector with formed wire boardlock and boardlock therefor Gerald J. Hart 1992-11-17 $5,151,000
4995826 Connector having an improved slide latch and a slide latch member therefor 1991-02-26 $2,597,000
4990104 Snap-in retention system for coaxial contact 1991-02-05 $3,764,000
4952168 Cover assembly Steven Michael Weldon 1990-08-28 $1,390,000
4880392 Slidelatch securing post 1989-11-14