Assignee
FILCON CORP
US·3 granted patents·309 citations·filing 1986–1989
Technology mixA62B3
Top patents by PatentIndex Score
3 records- 0188US4951664AMask and method of manufactureFILCON CORP·Filed 1988·Granted Aug 28, 1990·129 cites·13 claims
- 0286US5086768ARespiratory protective deviceFILCON CORP·Filed 1989·Granted Feb 11, 1992·98 cites·13 claims
- 0384US4674492AAlarm system for respirator apparatus and method of useFILCON CORP·Filed 1986·Granted Jun 23, 1987·82 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →