Inventor · disambiguated record
John Sheffield
Also filed as: SHEFFIELD JOHN · SHEFFIELD JOHN P
9 granted patents·323 citations·filing 1997–2018
90Inventor score
Top patents by PatentIndex Score
9 records- 0193US7099669B2Method and system for optimizing performance of a mobile communications systemCINGULAR WIRELESS II LLC·Filed 2002·Granted Aug 29, 2006·99 cites·22 claims
- 0288US6603966B1Method and system for optimizing performance of a mobile communication systemAT & T WIRELESS SERVICES INC·Filed 1997·Granted Aug 5, 2003·137 cites·5 claims
- 0387US7676291B2Hand microphone interfaced to game controller port of personal computerDICTAPHONE CORP·Filed 2006·Granted Mar 9, 2010·15 cites·8 claims
- 0468US6493672B2Automatic distribution of voice filesDICTAPHONE CORP·Filed 2001·Granted Dec 10, 2002·19 cites·20 claims
- 0558US7366767B2Dictation system employing computer-to-computer transmission of voice files controlled by hand microphoneDICTAPHONE CORP·Filed 2004·Granted Apr 29, 2008·6 cites·5 claims
- 0655US6697841B1Dictation system employing computer-to-computer transmission of voice files controlled by hand microphoneDICTAPHONE CORP·Filed 1998·Granted Feb 24, 2004·37 cites·16 claims
- 0750US7035701B2Hand microphone interfaced to game controller port of personal computerDICTAPHONE CORP·Filed 2002·Granted Apr 25, 2006·1 cites·4 claims
- 0837US6529450B1Hand microphone interfaced to game controller port of personal computerDICTAPHONE CORP·Filed 1999·Granted Mar 4, 2003·8 cites·6 claims
- 0929USD895137SCentrifugeSHEFFIELD JOHN·Filed 2018·Granted Sep 1, 2020·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →