Assignee
YOSHIKAWA RF SYSTEMS CO LTD
JP·3 granted patents·1 pending application·95 citations·filing 1997–2007
Top patents by PatentIndex Score
4 records- 0179US6118367AData carrier systemYOSHIKAWA RF SYSTEMS CO LTD·Filed 1997·Granted Sep 12, 2000·62 cites·16 claims
- 0277US7142163B2Loop antenna deviceYOSHIKAWA RF SYSTEMS CO LTD·Filed 2004·Granted Nov 28, 2006·31 cites·9 claims
- 0359US7834753B2Data carrier and data carrier systemYOSHIKAWA RF SYSTEMS CO LTD·Filed 2007·Granted Nov 16, 2010·2 cites·12 claims
- 0446US2009314830A1Data carrier and data carrier systemYOSHIKAWA RF SYSTEMS CO LTD·Filed 2007·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →