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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas M. Walker — 6 Patents

IBM: 3 patents #26,335 of 70,183Top 40%
Rochester, MN: #842 of 3,042 inventorsTop 30%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Thomas M. Walker has been granted 6 US patents while listed as an inventor at IBM. The first was granted in 1986 and the most recent in December 2008. Thomas M. Walker ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Thomas M. Walker in Rochester, MN, US.

Patents per Year

Patents granted per year, 1986 to 2008Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861993: 1 patents19931995: 1 patents19952004: 1 patents20042006: 1 patents20062008: 1 patents2008

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7461079 Patient encounter electronic medical record system, method, and computer product Mark Madden 2008-12-02
7134464 Log splitter Christopher G. Walker 2006-11-14
6684276 Patient encounter electronic medical record system, method, and computer product Mark Madden 2004-01-27
5448722 Method and system for data processing system error diagnosis utilizing hierarchical blackboard diagnostic sessions Kenton J. Lynne, Nicholas Samra 1995-09-05 $5,794,000
5235592 Dynamic switch protocols on a shared medium network Ting Cheng, Peter A. Franaszek, Christos J. Georgiou, Gregory M. Nordstrom, Thomas K. Philips +2 more 1993-08-10 $7,956,000
4574351 Apparatus for compressing and buffering data Lam DANG, Charles P. Geer, Merle E. Houdek, Eugene R. Jones, Frank G. Soltis +1 more 1986-03-04 $21,886,000