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USPTO Patent Rankings Data through Dec 31, 2025
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Connie W. Walker — 9 Patents

DPDurable Packaging: 9 patents #2 of 6Top 35%
Bolingbrook, IL: #65 of 491 inventorsTop 15%
Illinois: #10,163 of 84,256 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Connie W. Walker has been granted 9 US patents while listed as an inventor at Durable Packaging. The first was granted in 1982 and the most recent in December 1986. Connie W. Walker ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Connie W. Walker in Bolingbrook, IL, US.

Patents per Year

Patents granted per year, 1982 to 1986Bar chart with a peak of 3 patents in 1985.peak 31982: 1 patents19821983: 2 patents19831984: 1 patents19841985: 3 patents19851986: 2 patents1986

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4632666 Carton errector apparatus Lawrence W. Ulrich 1986-12-30
4579551 Carton erector apparatus Lawrence W. Ulrich 1986-04-01
4542616 Automatic carton sealing apparatus Lawrence W. Ulrich 1985-09-24
4537649 Apparatus for sealing cartons Lawrence W. Ulrich 1985-08-27
4525980 Apparatus for sealing cartons Lawrence W. Ulrich 1985-07-02
4438617 Belt tracking and tensioning arrangement Lawrence W. Ulrich 1984-03-27
4398381 Carton packing station fixture Lawrence W. Ulrich 1983-08-16
4392911 Apparatus for sealing cartons Lawrence W. Ulrich 1983-07-12
4364219 Apparatus for sealing containers Joe G. Luyett, Lawrence W. Ulrich 1982-12-21