Assignee
RESPIRATOR RESEARCH LTD
US·9 granted patents·173 citations·filing 1985–1987
Top patents by PatentIndex Score
9 records- 0189US4722333APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1985·Granted Feb 2, 1988·54 cites·13 claims
- 0258US4800923APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1987·Granted Jan 31, 1989·25 cites·13 claims
- 0350US4798203APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1986·Granted Jan 17, 1989·13 cites·40 claims
- 0448US4750485APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1986·Granted Jun 14, 1988·11 cites·13 claims
- 0545US4724833APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1986·Granted Feb 16, 1988·10 cites·11 claims
- 0644US4917081APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1987·Granted Apr 17, 1990·15 cites·4 claims
- 0741US4794923APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1986·Granted Jan 3, 1989·13 cites·18 claims
- 0838US4971050AOpen circuit emergency breathing apparatus and pressure demand valve thereforRESPIRATOR RESEARCH LTD·Filed 1987·Granted Nov 20, 1990·26 cites·60 claims
- 0933US4744357APortable emergency breathing apparatusRESPIRATOR RESEARCH LTD·Filed 1986·Granted May 17, 1988·6 cites·35 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →