CR

Charles D. Ray

CS Cedar Surgical: 3 patents #1 of 2Top 50%
📍 Orr, MN: #1 of 10 inventorsTop 10%
🗺 Minnesota: #35 of 2,022 inventorsTop 2%
Overall (1989): #11,430 of 140,708Top 9%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4824089 Retractable buttocks support for operations in the prone sitting position Eugene A. Dickhudt 1989-04-25
4805599 Framework for supporting surgical instruments at a surgical wound 1989-02-21
4800875 Surgical funnel and method of using 1989-01-31