Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MC

Mark E. Carson — 3 Patents

IBM: 3 patents #26,272 of 70,183Top 40%
Rockville, MD: #644 of 2,038 inventorsTop 35%
Maryland: #10,129 of 35,612 inventorsTop 30%
Overall (All Time): #1,649,360 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5590266 Integrity mechanism for data transfer in a windowing system Mudumbai Ranganathan, Janet A. Cugini, Khalid A. Asad 1996-12-31
4945468 Trusted path mechanism for virtual terminal environments Abhai Johri 1990-07-31
4885789 Remote trusted path mechanism for telnet Wilhelm Burger, Abhai Johri, Ellen J. Stokes 1989-12-05