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

Alan Leon Levering — 4 Patents

IBM: 4 patents #21,783 of 70,183Top 35%
Rochester, MN: #1,089 of 3,042 inventorsTop 40%
Minnesota: #16,016 of 52,454 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Alan Leon Levering has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 2004 and the most recent in August 2015. Alan Leon Levering ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Alan Leon Levering in Rochester, MN, US.

Patents per Year

Patents granted per year, 2004 to 2015Bar chart with a peak of 1 patents in 2004.peak 12004: 1 patents20042011: 1 patents20112014: 1 patents20142015: 1 patents2015

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9104673 Method for supporting multiple filesystem implementations Dennis Steven DeLorme, Margaret R. Fenlon, Michael John Oberholtzer, Jeffrey J. Parker, Richard Theis +1 more 2015-08-11 $2,160,000
8667035 Method of converting a filesystem while the filesystem remains in an active state Dennis Steven DeLorme, Margaret R. Fenlon, Robert Gintowt, Thomas Marcus McBride, Michael John Oberholtzer +3 more 2014-03-04 $8,974,000
7984088 Method for supporting multiple filesystem implementations Dennis Steven DeLorme, Magaret Rose Fenlon, Michael John Oberholtzer, Jeffrey J. Parker, Richard Theis +1 more 2011-07-19 $6,687,000
6785693 Management of multiple links to a file in a file system Dennis Steven DeLorme, Jeffrey J. Parker, John Christopher Ripstra 2004-08-31 $4,873,000