Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
NE

Norbert Engel — 2 Patents

ATAT&T: 2 patents #7,295 of 18,772Top 40%
Nuremberg, DE: #717 of 1,851 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Norbert Engel has been granted 2 US patents while listed as an inventor at AT&T. The first was granted in 2004 and the most recent in March 2010. Norbert Engel ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Norbert Engel in Nuremberg, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
RE41162 Method for providing scaleable restart and backout of software upgrades for clustered computing Eunan Muldoon, Ralph Wadlinger, Reginald L. Allen, Patrick W. McFarland, Guatam Patwari +3 more 2010-03-02
6681389 Method for providing scaleable restart and backout of software upgrades for clustered computing Eunan Muldoon, Ralph Wadlinger 2004-01-20 $21,039,000