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USPTO Patent Rankings Data through Dec 31, 2025
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Carl E. Walker — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
ATAT&T: 1 patents #10,636 of 18,772Top 60%
Red Bank, NJ: #127 of 345 inventorsTop 40%
New Jersey: #23,671 of 69,400 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Carl E. Walker has been granted 3 US patents while listed as an inventor at AT&T. The first was granted in 1996 and the most recent in December 1998. Carl E. Walker ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Carl E. Walker in Red Bank, NJ, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5850949 Liquid container apparatus having a drain conduit secured to a handle Claus E. Koerbel 1998-12-22
D391165 Liquid container 1998-02-24
5590405 Communication technique employing variable information transmission John J. Daly, Herman F. Haisch, Peter Kapsales, Bala Krishnamurthy, Richard A. Miska +1 more 1996-12-31 $7,282,000