Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ross Ortman — 2 Patents

SESencore: 1 patents #8 of 18Top 45%
Sioux Falls, SD: #170 of 532 inventorsTop 35%
South Dakota: #684 of 2,308 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ross Ortman has been granted 2 US patents while listed as an inventor at Sencore. The first was granted in 1989 and the most recent in November 1993. Ross Ortman ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ross Ortman in Sioux Falls, SD, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5266893 Method and apparatus for testing VCR servos Corwyn R. Meyer 1993-11-30
4825147 Capacitance measuring method and apparatus Terry D. Cook 1989-04-25