DM

Douglas H. Marman

GE: 2 patents #467 of 2,640Top 20%
📍 Ridgefield, WA: #3 of 5 inventorsTop 60%
🗺 Washington: #488 of 3,602 inventorsTop 15%
Overall (2002): #67,491 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6441723 Highly reliable power line communications system Amos R. Mansfield, Jr. 2002-08-27
6396405 Automatic verification of smoke detector operation within calibration limits Brian Andrew Bernal, Robert Gerard Fischette, Kirk R. Johnson 2002-05-28