MO

Michael J. Ostrowski

📍 West Barnstable, MA: #5 of 13 inventorsTop 40%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,055,428 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5522757 Inflatable recreational punchball 1996-06-04
D334404 Adjustable protective book cover 1993-03-30
5092630 Adjustable protective book cover and method 1992-03-03
5056663 Adjustable protective book cover and method 1991-10-15
4991978 Towel bag combination apparatus 1991-02-12