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USPTO Patent Rankings Data through Dec 31, 2025
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Michael S. Todd — 4 Patents

SPSpi Pharma: 4 patents #4 of 9Top 45%
Grand Haven, MI: #104 of 357 inventorsTop 30%
Michigan: #22,248 of 86,293 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Michael S. Todd has been granted 4 US patents while listed as an inventor at Spi Pharma. The first was granted in 2015 and the most recent in February 2025. Michael S. Todd ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Michael S. Todd in Grand Haven, MI, US.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 1 patents in 2015.peak 12015: 1 patents20152019: 1 patents20192022: 1 patents20222025: 1 patents2025

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12233163 Crystalline microspheres and the process of manufacturing the same Cecil W. Propst, Marc W. Meadows 2025-02-25
11278496 Crystalline microspheres and the process of manufacturing the same Cecil W. Propst, Marc W. Meadows 2022-03-22
10245232 Crystalline microspheres and the process of manufacturing the same Cecil W. Propst, Marc W. Meadows 2019-04-02
9089487 Crystalline microspheres and the process of manufacturing the same Cecil W. Propst, Marc W. Meadows 2015-07-28

Frequent Collaborators

Cecil W. Propst4 shared
Marc W. Meadows4 shared

Nearby-Ranked Inventors

Jagadeesh Kandasamy4
Ross CABOT4
George Ueda4
Franz A. Gruswitz4
Tommy Glimberg4
Vinayakaraddy Gulabal4
Sandra Bittorf4
Aviel FOGEL4
Eric Matthew Walton4