Inventor
RICHARDS FREDRICK M
US29 patents
⚠️ This page may combine multiple inventors who share the name “RICHARDS FREDRICK M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DHD HEALTHCARE CORP
8 patentsUS6581598B1Jun 24, 2003
Positive expiratory pressure device
DHD HEALTHCARE CORP190 citations98
US6776159B2Aug 17, 2004
Positive expiratory pressure device with bypass
DHD HEALTHCARE CORP142 citations97
USD490519SMay 25, 2004
Respiratory therapy device
DHD HEALTHCARE CORP63 citations96
USD440651SApr 17, 2001
Positive expiratory pressure device
DHD HEALTHCARE CORP72 citations95
US6539938B2Apr 1, 2003
Maximum expiratory pressure device
DHD HEALTHCARE CORP29 citations92
USD489129SApr 27, 2004
Respiratory therapy device
DHD HEALTHCARE CORP15 citations84
USD450381SNov 13, 2001
Maximum expiratory pressure and cough simulation device
DHD HEALTHCARE CORP13 citations74
USD465573SNov 12, 2002
Spirometer
DHD HEALTHCARE CORP6 citations69
SMITHS MEDICAL ASD INC
8 patentsUS7699054B2Apr 20, 2010
Positive expiratory pressure device
SMITHS MEDICAL ASD INC93 citations97
US7191776B2Mar 20, 2007
Nebulizer breathing system
SMITHS MEDICAL ASD INC92 citations97
US7059324B2Jun 13, 2006
Positive expiratory pressure device with bypass
SMITHS MEDICAL ASD INC101 citations97
US7302949B2Dec 4, 2007
High flow humidifier for delivering heated and humidified breathing gases
SMITHS MEDICAL ASD INC50 citations92
US7036500B2May 2, 2006
Nebulizer with auxiliary inlet port
SMITHS MEDICAL ASD INC44 citations92
US7896401B2Mar 1, 2011
Respiratory gas humidifier adapter with pressure relief valve and audible signal generator
SMITHS MEDICAL ASD INC10 citations83
USD561330SFeb 5, 2008
Respiratory therapy device
SMITHS MEDICAL ASD INC13 citations83
USD533657SDec 12, 2006
Respiratory gas humidifier
SMITHS MEDICAL ASD INC0 citations52
DIEMOLDING CORP
6 patentsUS6026807AFeb 22, 2000
Metered dose inhaler cloud chamber
DIEMOLDING CORP243 citations98
USD412979SAug 17, 1999
Metered dose inhaler spacer
DIEMOLDING CORP72 citations96
USD388873SJan 6, 1998
Face mask for respiratory therapy
DIEMOLDING CORP27 citations91
US5984873ANov 16, 1999
Incentive spirometer
DIEMOLDING CORP47 citations89
US5692493ADec 2, 1997
Tongue Protector
DIEMOLDING CORP33 citations88
USD403769SJan 5, 1999
Respiratory therapy device
DIEMOLDING CORP3 citations62
RICHARDS FREDRICK M
5 patentsUS8225785B2Jul 24, 2012
Vibratory PEP therapy system with medicated aerosol nebulizer
RICHARDS FREDRICK M62 citations95
US8215301B2Jul 10, 2012
Nose cannula heated/humidified gas delivery system
RICHARDS FREDRICK M18 citations89
US8196579B2Jun 12, 2012
Nose cannula heated/humidified gas delivery system
RICHARDS FREDRICK M12 citations83
US8448639B2May 28, 2013
Nose cannula heated/humidified gas delivery system
RICHARDS FREDRICK M11 citations81
US9205217B2Dec 8, 2015
Vibratory PEP therapy system with medicated aerosol nebulizer
RICHARDS FREDRICK M2 citations60