Inventor · disambiguated record
Charles E. Copeland
Also filed as: COPELAND CHARLES E
4 granted patents·1 pending application·143 citations·filing 1997–2004
79Inventor score
Files withCOMMAND COMMUNICATIONS INC4
Top patents by PatentIndex Score
5 records- 0175US6377668B1Internet priority call deviceCOMMAND COMMUNICATIONS INC·Filed 1998·Granted Apr 23, 2002·78 cites·21 claims
- 0265US6233330B1Telephone call screening device with power and telephone line failure alert, call answering, call routing, and caller IDCOMMAND COMMUNICATIONS INC·Filed 1998·Granted May 15, 2001·49 cites·29 claims
- 0362US7184537B2Apparatus and method for CNG detection with call waitingCOMMAND COMMUNICATIONS INC·Filed 2004·Granted Feb 27, 2007·6 cites·12 claims
- 0439US6195423B1Two line voice/data switchCOMMAND COMMUNICATIONS INC·Filed 1997·Granted Feb 27, 2001·10 cites·11 claims
- 0523US2001040948A1Internet priority call deviceFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →