Assignee
CAMBRIDGE FILTER JAPAN LTD
JP·2 granted patents·2 pending applications·25 citations·filing 1998–2015
Top patents by PatentIndex Score
4 records- 0165US7335244B2Air-purifying device for a front-opening unified podCAMBRIDGE FILTER JAPAN LTD·Filed 2004·Granted Feb 26, 2008·16 cites·3 claims
- 0237US2018154299A1High-temperature FilterCAMBRIDGE FILTER JAPAN LTD·Filed 2015·Application pending·0 cites
- 0333US6929672B1Filter medium for air filter and process for producing the sameCAMBRIDGE FILTER JAPAN LTD·Filed 1998·Granted Aug 16, 2005·9 cites·8 claims
- 0432US2006032201A1Air-purifying deviceCAMBRIDGE FILTER JAPAN LTD·Filed 2003·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →