Inventor · disambiguated record
Robert A. Williamson
Also filed as: WILLIAMSON JR ROBERT A · WILLIAMSON ROBERT A · WILLIAMSON ROBERT ALAN
6 granted patents·553 citations·filing 1979–2000
88Inventor score
Top patents by PatentIndex Score
6 records- 0191US4303973AIndustrial process control systemFOXBORO CO·Filed 1979·Granted Dec 1, 1981·144 cites·52 claims
- 0289US6888936B1User controlled location sharing during a communicationNORTEL NETWORKS LTD·Filed 2000·Granted May 3, 2005·70 cites·18 claims
- 0389US6650746B1Urgency of call indication to called party through distinctive notificationNORTEL NETWORKS LTD·Filed 2000·Granted Nov 18, 2003·77 cites·10 claims
- 0488US6047255AMethod and system for producing speech signalsNORTEL NETWORKS CORP·Filed 1997·Granted Apr 4, 2000·180 cites·12 claims
- 0585US6735295B1Call waiting messagingNORTEL NETWORKS LTD·Filed 2000·Granted May 11, 2004·52 cites·18 claims
- 0658US6148063ASemi-interruptible messages for telephone systems making voice announcementsNORTEL NETWORKS CORP·Filed 1996·Granted Nov 14, 2000·30 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →