Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Edwin R. Phillips — 6 Patents

SPSperry: 5 patents #63 of 841Top 8%
QAQuad Systems Ag: 1 patents #4 of 7Top 60%
Rosemont, PA: #6 of 48 inventorsTop 15%
Pennsylvania: #13,718 of 74,527 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Edwin R. Phillips has been granted 6 US patents while listed as an inventor at Sperry. The first was granted in 1981 and the most recent in September 1996. Edwin R. Phillips ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Edwin R. Phillips in Rosemont, PA, US.

Patents per Year

Patents granted per year, 1981 to 1996Bar chart with a peak of 2 patents in 1985.peak 21981: 1 patents19811983: 1 patents19831984: 1 patents19841985: 2 patents19851996: 1 patents1996

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5559727 Apparatus and method for determining the position of a component prior to placement Michael T. Deley 1996-09-24 $582,000
4507834 Drilling monitor Tsu-Fang Chen 1985-04-02 $3,101,000
4493993 Apparatus for optically detecting ink droplets Franz X. Kanamuller 1985-01-15 $1,920,000
4488592 Oscillating coolant pump Faquir C. Mittal 1984-12-18 $2,181,000
4420760 Printer beam position feedback sensor 1983-12-13 $7,537,000
4259006 Air jet means for removing liquid from a conductive surface Raymond J. Stankiewicz 1981-03-31 $3,835,000