Assignee
FOUR PI SYSTEMS CORP
US·6 granted patents·683 citations·filing 1987–1991
Top patents by PatentIndex Score
6 records- 0196US4926452AAutomated laminography system for inspection of electronicsFOUR PI SYSTEMS CORP·Filed 1987·Granted May 15, 1990·186 cites·45 claims
- 0293US5081656AAutomated laminography system for inspection of electronicsFOUR PI SYSTEMS CORP·Filed 1990·Granted Jan 14, 1992·111 cites·27 claims
- 0392US5097492AAutomated laminography system for inspection of electronicsFOUR PI SYSTEMS CORP·Filed 1990·Granted Mar 17, 1992·95 cites·44 claims
- 0490US5291535AMethod and apparatus for detecting excess/insufficient solder defectsFOUR PI SYSTEMS CORP·Filed 1991·Granted Mar 1, 1994·73 cites·31 claims
- 0588US5199054AMethod and apparatus for high resolution inspection of electronic itemsFOUR PI SYSTEMS CORP·Filed 1990·Granted Mar 30, 1993·87 cites·14 claims
- 0666US5259012ALaminography system and method with electromagnetically directed multipath radiation sourceFOUR PI SYSTEMS CORP·Filed 1990·Granted Nov 2, 1993·131 cites·20 claims
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