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Mark E. Barker

📍 Johnston, IA: #4 of 10 inventorsTop 40%
🗺 Iowa: #149 of 653 inventorsTop 25%
Overall (1997): #111,891 of 185,788Top 65%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5690019 Bread bun mold Alonzo Andrew Barker, deceased, Lucille M. Barker, heir, Barbara Lam, heir, Lawrence D. Barker, Cecilia Ross, heir +7 more 1997-11-25