Inventor · disambiguated record
Nils J. Sundvall
Also filed as: SUNDVALL NILS J
3 granted patents·31 citations·filing 1983–1983
70Inventor score
Technology areasH04M
Files withERICSSON TELEFON AB L M3
Top patents by PatentIndex Score
3 records- 0163US4631359AArrangement for supplying current to a subscriber telephone setERICSSON TELEFON AB L M·Filed 1983·Granted Dec 23, 1986·15 cites·6 claims
- 0250US4631360AApparatus for the current supply of a subscriber set from an exchangeERICSSON TELEFON AB L M·Filed 1983·Granted Dec 23, 1986·9 cites·6 claims
- 0344US4617426AMethod for current supply to a subscriber telephone from a telephone exchangeERICSSON TELEFON AB L M·Filed 1983·Granted Oct 14, 1986·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →