Inventor · disambiguated record
Harold Sit
Also filed as: SIT HAROLD
3 granted patents·52 citations·filing 1994–2002
71Inventor score
Technology areasH04L
Top patents by PatentIndex Score
3 records- 0172US6819665B1Private branch exchange implemented using H.323 gatekeeperMITEL KNOWLEDGE CORP·Filed 2000·Granted Nov 16, 2004·20 cites·9 claims
- 0256US7203189B2Network implemented communication systemMITEL NETWORKS CORP·Filed 2002·Granted Apr 10, 2007·5 cites·11 claims
- 0349US5657446ALocal area communications serverMITEL CORP·Filed 1994·Granted Aug 12, 1997·27 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Harold Sit files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →