DS

David Schaeffer

AA Abb Schweiz Ag: 1 patents #144 of 596Top 25%
📍 Spencer, IA: #1 of 4 inventorsTop 25%
🗺 Iowa: #511 of 1,656 inventorsTop 35%
Overall (2023): #469,450 of 537,848Top 90%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11811219 Restoration of fault insulated feeder Ritwik Majumder, Bertil Berggren, Lidong Zhang, Frans Dijkhuizen 2023-11-07