SB

Stewart C. Brown

MA Mattel: 1 patents #611 of 1,179Top 55%
Overall (All Time): #1,671,488 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4858041 Tracking servo control 1989-08-15
4785448 System for communicating digital data on a standard office telephone system Andrew R. Reichert, William J. Schirmer, Nicholas M. Esser, Bradley Nelson, Lauren May 1988-11-15
4547822 Head positioning servo for disk drives 1985-10-15