JR

John C. Rankin

US USDA: 1 patents #1,162 of 2,828Top 45%
📍 Los Angeles, CA: #2,982 of 12,377 inventorsTop 25%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,307,149 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D286260 Holder for sterilizing jar lids or similar articles 1986-10-21
4330443 Dry chemical process for grafting acrylic and methyl acrylic ester and amide monomers onto starch-containing materials 1982-05-18
4315218 Gaseous tube control circuit 1982-02-09
4245166 Thyristor control circuit 1981-01-13