DB

Douglas C. Brown

SO Sony: 2 patents #12,963 of 25,231Top 55%
GL Globe-Union: 1 patents #61 of 138Top 45%
Overall (All Time): #2,193,688 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6775462 Tone-controlled video muting Yuti Wang, Rome Gutierrez 2004-08-10
D310821 Battery container Randy K. Hulsebus, Edward N. Mrotek 1990-09-25