HS

Hemming G. Siiberg

EI Edison International: 2 patents #1 of 21Top 5%
MC Mcgraw-Edison: 1 patents #75 of 210Top 40%
WE Wagner Electric: 1 patents #7 of 23Top 35%
📍 New Providence, NJ: #204 of 512 inventorsTop 40%
🗺 New Jersey: #19,416 of 69,400 inventorsTop 30%
Overall (All Time): #1,307,698 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4517542 Voltage and temperature compensated time delay relay 1985-05-14
4356365 Air operated DC switch 1982-10-26
4327401 Rechargeable flashlight with integral variable rate battery charger for automotive use 1982-04-27
4224658 Rechargeable flashlight with integral variable rate battery charger for automotive use 1980-09-23