RJ

Robert Michael Johnson

Motorola: 1 patents #154 of 573Top 30%
🗺 Texas: #885 of 4,134 inventorsTop 25%
Overall (1989): #62,759 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4868576 Extendable antenna for portable cellular telephones with ground radiator — 1989-09-19