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

Mark Eichhorn — 4 Patents

DADays: 4 patents #1 of 8Top 15%
Mishawaka, IN: #68 of 338 inventorsTop 25%
Indiana: #8,632 of 33,936 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Mark Eichhorn has been granted 4 US patents while listed as an inventor at Days. The first was granted in 2003 and the most recent in June 2007. Mark Eichhorn ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Mark Eichhorn in Mishawaka, IN, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7226057 Apparatus and method for automatically leveling an object James E. Rouch, Alice E. Poseley, James Sproatt 2007-06-05
6948722 Apparatus and method for automatically leveling an object James Sproatt, Alice Posley, Michael Seiy 2005-09-27
6619693 Apparatus and method for automatically leveling an object James Sproatt, Alice Posley, Michael Seiy 2003-09-16
6619713 Slide-out room mechanism 2003-09-16