Assignee
SCHLUMBERGER SYSTEMS
FR·4 granted patents·332 citations·filing 1997–2000
Top patents by PatentIndex Score
4 records- 0175US6616535B1IC card system for a game machineSCHLUMBERGER SYSTEMS·Filed 1999·Granted Sep 9, 2003·269 cites·9 claims
- 0269US6422472B1Memory card of the contactless typeSCHLUMBERGER SYSTEMS·Filed 1997·Granted Jul 23, 2002·47 cites·8 claims
- 0350US6766005B1Payphone management systemSCHLUMBERGER SYSTEMS·Filed 2000·Granted Jul 20, 2004·9 cites·11 claims
- 0428US6084303AIntegrated circuit comprising connection pads emerging on one surfaceSCHLUMBERGER SYSTEMS·Filed 1997·Granted Jul 4, 2000·7 cites·3 claims
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