Assignee
CHELSEA GROUP LTD
US·7 granted patents·315 citations·filing 1994–2001
Top patents by PatentIndex Score
7 records- 0183US6019535AFelt-tip pen cover with eraserCHELSEA GROUP LTD·Filed 1998·Granted Feb 1, 2000·46 cites·9 claims
- 0283US5798945AApparatus for building environmental reporting and controlCHELSEA GROUP LTD·Filed 1996·Granted Aug 25, 1998·71 cites·18 claims
- 0383US5564065ACarbon monoxide air filterCHELSEA GROUP LTD·Filed 1995·Granted Oct 8, 1996·69 cites·4 claims
- 0481US5871294AFelt tip pen cover with eraserCHELSEA GROUP LTD·Filed 1997·Granted Feb 16, 1999·39 cites·9 claims
- 0574US5553006AMethod and apparatus for building environmental complianceCHELSEA GROUP LTD·Filed 1994·Granted Sep 3, 1996·55 cites·6 claims
- 0658US6289288B1Method of determining measured gas data with remote sensorsCHELSEA GROUP LTD·Filed 1999·Granted Sep 11, 2001·20 cites·20 claims
- 0757US6685891B2Apparatus and method for purifying airCHELSEA GROUP LTD·Filed 2001·Granted Feb 3, 2004·15 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →