Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michael Dann — 5 Patents

Harrow, GB: #38 of 226 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Michael Dann has been granted 5 US patents. The first was granted in 2009 and the most recent in December 2022. Michael Dann ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Michael Dann in Harrow, GB.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11530668 Closed cycle regenerative heat engines Graham Nicholson 2022-12-20
11022067 Closed cycle regenerative heat engines Graham Nicholson 2021-06-01
10890138 Closed cycle regenerative heat engines 2021-01-12
7785089 Additional improvements in powder compaction and enrobing Jason Teckoe, Colin Merwood, Stephen Ronald Kessel, Ian Povey, Martin Good 2010-08-31
7625622 Powder compaction and enrobing Jason Teckoe, Colin Merwood, Stephen Ronald Kessel, Ian Povey, Martin Good 2009-12-01