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USPTO Patent Rankings Data through Dec 31, 2025
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Edward C. Lear — 2 Patents

SISpencer Wright Induatries: 2 patents #13 of 40Top 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Edward C. Lear has been granted 2 US patents while listed as an inventor at Spencer Wright Induatries. The first was granted in 1981 and the most recent in July 1982. Edward C. Lear ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%).

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4338032 Detection of faults in sheet and like materials Harold B. Bardsley, J. Robert Jones 1982-07-06
4306231 Yarn detectors Arthur F. Bagnall 1981-12-15