Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PD

Peter J. Donovan

VIVideoserver: 2 patents #3 of 13Top 25%
Billerica, MA: #287 of 621 inventorsTop 50%
Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,247,842 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5990933 Apparatus and method for storage and playback of video images and audio messages in multipoint videoconferencing Daniel F. Ozone, Christopher L. Dischino, Nelson Shen, Vilas V. Bhade, Tak Szeto +3 more 1999-11-23
5886734 Apparatus and method for storage and playback of video images and audio messages in multipoint videoconferencing Daniel F. Ozone, Christopher L. Dischino, Nelson Shen, Vilas V. Bhade, Tak Szeto +3 more 1999-03-23