Inventor · North Andover, MA, US

Andy Spitzer

9Patents
7h-index
6Co-inventors
52Inventor score

Filing activity: Jun 10, 1991 → Mar 10, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5521967A Method for monitoring telephone call progress Electricity 68 Expired
US6477172B1 Distributed telephony resource management method Electricity 30 Expired
US5325425A Method for monitoring telephone call progress Electricity 26 Expired
US6779082B2 Network-based disk redundancy storage system and method Physics 20 Expired
US6888925B2 Method for testing large-scale audio conference servers Electricity 20 Expired
US7590692B2 Conferencing architecture employing media servers and enhanced session initiation protocol Electricity 15 Expired
US7499472B2 Jitter buffer management Electricity 7 Active
US7499863B2 System and method for constructing phrases for a media server Physics 2 Expired
US7761577B2 Method and apparatus for detecting stuck calls in a communication session Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.