Inventor · disambiguated record
Chanchai Poonpol
Also filed as: POONPOL CHANCHAI
5 granted patents·237 citations·filing 1991–2000
85Inventor score
Top patents by PatentIndex Score
5 records- 0179US5838727AMethod and apparatus for transmitting and receiving digital data over a bandpass channelSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted Nov 17, 1998·86 cites·24 claims
- 0277US6434395B1Portable communications and data terminal having multiple modes of operationPACIFIC COMM SCIENCES INC·Filed 1996·Granted Aug 13, 2002·76 cites·6 claims
- 0366US6731752B1Method and circuit for echo-cancellation in two-way communicationsVIADUX INC·Filed 2000·Granted May 4, 2004·11 cites·13 claims
- 0458US6175599B1Method and apparatus for transmitting and receiving digital data over a bandpass channelSCHLUMBERGER TECHNOLOGY CORP·Filed 1998·Granted Jan 16, 2001·37 cites·4 claims
- 0553US5257265AMethod and apparatus for reducing multipath distortionPACIFIC COMMUNICATIONS·Filed 1991·Granted Oct 26, 1993·27 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →