Inventor · disambiguated record
David D. Brezinski
Also filed as: BREZINSKI DAVID D
2 granted patents·1 pending application·24 citations·filing 1999–2006
63Inventor score
Technology areasH04M
Files withSBC PROPERTIES LP3
Top patents by PatentIndex Score
3 records- 0173US7110512B2Method and apparatus for providing prepaid local telephone servicesSBC PROPERTIES LP·Filed 2003·Granted Sep 19, 2006·16 cites·20 claims
- 0250US2007121851A1Method and apparatus for providing prepaid local telephone servicesSBC PROPERTIES LP·Filed 2006·Application pending·0 cites
- 0340US7092501B2Method and apparatus for providing prepaid local telephone servicesSBC PROPERTIES LP·Filed 1999·Granted Aug 15, 2006·8 cites·17 claims
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