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USPTO Patent Rankings Data through Sept 30, 2025
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Stephen Isham — 4 Patents in 2021

Stryker: 4 patents #28 of 272Top 15%
Mattawan, MI: #2 of 11 inventorsTop 20%
Michigan: #640 of 9,874 inventorsTop 7%
Overall (2021): #39,740 of 548,734Top 8%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D936905 Surgical hood Ryan Jefferis, Beau Kidman, Mark Wasserman 2021-11-23
D936909 Surgical face shield for a surgical hood Ryan Jefferis, Beau Kidman, Mark Wasserman 2021-11-23
11160909 Waste collection unit Daniel Davie, Michael Zollinger, Brian MacLachlan, Benjamin Edinger, Troy E. Durnell 2021-11-02
11130089 Waste collection unit with a control system for regulating levels of vacuums being drawn in waste containers Brent S. Lalomia, Stephen J. Reasoner, Chamara Gamhewage, Mark Wasserman, Glen D. Rocque +3 more 2021-09-28