Inventor · disambiguated record
Robert Sheffield
Also filed as: SHEFFIELD ROBERT · SHEFFIELD ROBERT D
2 granted patents·53 citations·filing 1987–2003
64Inventor score
Top patents by PatentIndex Score
2 records- 0166US4821793ATub and shower floor heat exchangerSHEFFIELD ROBERT D·Filed 1987·Granted Apr 18, 1989·38 cites·5 claims
- 0259US6879291B2Offsetting patch antennas on an ominidirectional multi-facetted array to allow space for an interconnection boardNORTEL NETWORKS LTD·Filed 2003·Granted Apr 12, 2005·15 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →