Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michael E. McCadden — 5 Patents

ZYZycad: 2 patents #1 of 17Top 6%
Centuria, WI: #1 of 7 inventorsTop 15%
Wisconsin: #9,126 of 40,088 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Michael E. McCadden has been granted 5 US patents while listed as an inventor at Zycad. The first was granted in 1986 and the most recent in May 2005. Michael E. McCadden ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Michael E. McCadden in Centuria, WI, US.

Patents per Year

Patents granted per year, 1986 to 2005Bar chart with a peak of 2 patents in 1986.peak 21986: 2 patents19862002: 1 patents20022003: 1 patents20032005: 1 patents2005

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6890544 Gel composition for the topical treatment of poison ivy and other forms of contact dermatitis 2005-05-10
6656928 Composition for the topical treatment of rashes, dermatoses and lesions 2003-12-02
6479058 Composition for the topical treatment of poison ivy and other forms of contact dermatitis 2002-11-12
D282746 Special purpose computer housing Logan Johnson, Richard E. Carlson, Richard E. Offerdahl, Nicholas P. Van Brunt 1986-02-25
D282260 Housing for computer module Richard E. Carlson 1986-01-21