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

Michael E. Hart — 4 Patents

Biloxi, MS: #9 of 100 inventorsTop 9%
Mississippi: #663 of 4,257 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Michael E. Hart has been granted 4 US patents. The first was granted in 1999 and the most recent in July 2013. Michael E. Hart ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Michael E. Hart in Biloxi, MS, US.

Patents per Year

Patents granted per year, 1999 to 2013Bar chart with a peak of 2 patents in 2009.peak 21999: 1 patents19992009: 2 patents20092013: 1 patents2013

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8491843 Scent nebulizer for air handling systems William J. Spano, JR. 2013-07-23
PP20044 Helianthemum plant named ‘Hartswood’ 2009-06-02
PP19832 Helianthemum plant named ‘Maxross’ 2009-03-17
5860659 Carrier for holding and transporting containers 1999-01-19