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

Mark L. Arnold — 3 Patents

ESEltech Systems: 2 patents #57 of 162Top 40%
OSOxytech Systems: 1 patents #6 of 14Top 45%
Chagrin Falls, OH: #211 of 574 inventorsTop 40%
Ohio: #23,545 of 73,341 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Mark L. Arnold has been granted 3 US patents while listed as an inventor at Eltech Systems. The first was granted in 1996 and the most recent in May 2002. Mark L. Arnold ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Mark L. Arnold in Chagrin Falls, OH, US.

Patents per Year

Patents granted per year, 1996 to 2002Bar chart with a peak of 1 patents in 1996.peak 11996: 1 patents19962000: 1 patents20002002: 1 patents2002

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6395153 Diaphragm cell Rudolf Matousek, Barry L. Martin, Eric J. Rudd, Lynne M. Ernes, Zoilo J. Colon +2 more 2002-05-28
6051117 Reticulated metal article combining small pores with large apertures Donald S. Novak, Douglas J. Waskovich, Kevin J. O'Leary, Eric J. Rudd, Thomas J. Gilligan +1 more 2000-04-18
5498321 Electrolysis cell diaphragm reclamation James R. Brannan, Richard A. Kus, Richard L. Romine 1996-03-12