Inventor · disambiguated record
Roger W. Ratz
Also filed as: RATZ ROGER W
2 granted patents·49 citations·filing 1996–1999
60Inventor score
Technology areasH04M
Files withNCR CORP2
Top patents by PatentIndex Score
2 records- 0160US6310940B1Personal computer interactive phone systemNCR CORP·Filed 1999·Granted Oct 30, 2001·47 cites·20 claims
- 0227US5848136AState machine and method for monitoring and controlling operating modes in a computer-controlled telephony instrumentNCR CORP·Filed 1996·Granted Dec 8, 1998·2 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →