MR

Marguerite M. Ritchie

🗺 Virginia: #12,642 of 34,511 inventorsTop 40%
Overall (All Time): #2,346,047 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D282036 Twin pillows William B. Ritchie, Jr. 1986-01-07
4506396 Comfort pillow for pregnant females William B. Ritchie, Jr. 1985-03-26