| Patents for A62B 23 - Filters for breathing-protection purposes (3,172) |
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| 03/26/2009 | WO2009038857A1 Respirator having dynamic support structure and pleated filtering structure |
| 03/26/2009 | US20090078266 Filtering face-piece respirator having buckles integral to the mask body support structure |
| 03/19/2009 | WO2009036102A2 Filter for a medical instrument assembly |
| 03/18/2009 | CN201208460Y Inhaler |
| 03/18/2009 | CN101385892A Stuffy nose with capsule |
| 03/17/2009 | CA2471429C Antiviral and antibacterial respirator mask |
| 03/12/2009 | US20090065006 Filtering respirator with rotatable filter |
| 03/11/2009 | EP2032214A2 Layered nasal devices |
| 03/05/2009 | WO2009026725A1 Antimicrobial compositions and fibres incorporating the same |
| 03/05/2009 | CA2697940A1 Antimicrobial compositions and fibres incorporating the same |
| 03/04/2009 | CN201200849Y Portable air purification instrument |
| 03/03/2009 | US7497217 Method of making a filter cartridge using a thermoforming step |
| 03/03/2009 | US7497215 Medical ventilator with compressor heated exhalation filter |
| 02/26/2009 | WO2008010102A3 High-visibility filtering mask |
| 02/25/2009 | EP2026723A2 Nasal respiratory devices |
| 02/24/2009 | CA2624848C Self-sealing filter connection and gas mask and filter assembly incorporating the same |
| 02/19/2009 | WO2009022250A2 A disposable respirator |
| 02/19/2009 | CA2696468A1 Strap fastening system for a disposable respirator providing improved donning |
| 02/18/2009 | CN201195011Y Clip type gas filtering pot |
| 02/18/2009 | CN201195010Y Miniature instantly casting type air filtering purification rhinobyon |
| 02/11/2009 | EP2020978A1 Hybrid ventilation mask with nasal interface and method for configuring such a mask |
| 02/11/2009 | EP1575388B1 Dispensing assembly and method for producing single piece face mask |
| 01/29/2009 | DE102007034879A1 Mit UV-Strahlung behandelbares Filterelement sowie Filtereinrichtung, Atemschutzmaske und Atemschutzset mit solchem Filterelement With UV radiation treatable filters, and filter means, respirator and Atemschutzset with such a filter element |
| 01/28/2009 | CN201186114Y Dustproof nares cover |
| 01/27/2009 | US7481221 Breathing mask with integrated suction area |
| 01/27/2009 | US7481218 Nasal devices |
| 01/27/2009 | US7481217 Method and apparatus for evacuating nitrous oxide |
| 01/22/2009 | US20090020125 Nasal filter |
| 01/21/2009 | CN201182849Y Rhinobyon |
| 01/21/2009 | CN201182815Y Artificial nose |
| 01/15/2009 | US20090014005 Air filter device |
| 01/07/2009 | EP2010295A2 Diagnostic device for determining particle production |
| 01/02/2009 | DE102007030092A1 Shower protection for tracheotomy or laryngitis patients, has fastening area for fastening of shower protection at neck, and covering area that is provided for interspaced covering of body opening with upper edge and lower edge |
| 12/31/2008 | WO2009002613A1 Molded respirator comprising meltblown fiber web with staple fibers |
| 12/31/2008 | WO2009002608A1 Respirator having a harness and methods of making and fitting the same |
| 12/31/2008 | CN201171873Y Second-hand cigarette smoking prevention device |
| 12/31/2008 | CN101332342A Disposable minisize anti-pollution air suction ball |
| 12/24/2008 | DE202008000810U1 Sorptionsfiltermaterial Sorption filter |
| 12/24/2008 | CN201168357Y Cleaner for nose |
| 12/24/2008 | CN201168356Y Invisible nasal cavity air filtering device |
| 12/24/2008 | CN101330946A Breathing air filtration devices |
| 12/18/2008 | US20080308106 Personal air filtration device |
| 12/16/2008 | CA2386776C Retention assembly with compression element and method of use |
| 12/11/2008 | WO2008097379A3 Self-sterilizing particulate respirator facepiece and method for using same |
| 12/10/2008 | CN201161074Y Nasal cavity sanitation protecting device |
| 12/10/2008 | CN101321574A Capture of toxins and environmental contaminants |
| 12/09/2008 | US7462339 Air purification system; trap physically blocks inorganic deposits and particulate matter from poisoning the downstream catalysts; converter having catalysts for abatement of ozone and/or VOCs; for minimizing catalyst poisoning by inorganic deposits from lube oil additives and particulate matter |
| 12/04/2008 | WO2008145175A1 Breathing means |
| 12/04/2008 | US20080295844 Carbon dioxide absorber for a rebreathing system |
| 11/27/2008 | WO2007120509A3 Virucidal/germicidal mask |
| 11/27/2008 | US20080289632 Filter for a breathing device |
| 11/26/2008 | EP1994961A1 Flat-folded personal respiratory protection devices and processes for preparing same |
| 11/26/2008 | EP1696985A4 Sealing nasal cannula |
| 11/26/2008 | CN201154162Y Nose plug |
| 11/20/2008 | WO2008139499A1 Nasal cavity filter |
| 11/20/2008 | US20080283063 Universal dusk mask/filter for ATV and dirt bike riders, method of making and method of using |
| 11/19/2008 | CN101306278A Electrostatically charged filter media incorporating an active agent |
| 11/18/2008 | US7451764 Nasal mask |
| 11/13/2008 | WO2008137272A1 Maintenance-free flat-fold respirator that includes a graspable tab |
| 11/13/2008 | WO2007120644A3 Diagnostic device for determining particle production |
| 11/13/2008 | US20080276934 Oxygen-Generating Breathing Apparatus |
| 11/12/2008 | CN201147584Y Antigas plug |
| 11/12/2008 | CN201147583Y Sterilization type gauze mask having multi-layer filtration material |
| 11/06/2008 | US20080271738 Multi-compartment low resistance to flow filter |
| 11/05/2008 | EP1987862A1 Portable oxygen concentration system |
| 11/05/2008 | EP1019173B9 Oily mist resistant electret articles and filters |
| 10/30/2008 | WO2008129575A1 A filtering mask |
| 10/30/2008 | WO2008128392A1 Composite mask |
| 10/30/2008 | WO2005032600A9 Personal air purifier |
| 10/22/2008 | EP1982750A1 Respirator |
| 10/22/2008 | CN201135717Y Respiratory air purifier |
| 10/22/2008 | CN201135716Y Respiration purifying snuffle |
| 10/22/2008 | CN201135715Y Nasal air filters |
| 10/15/2008 | CN101287516A 呼吸保护装置 Respiratory protective devices |
| 10/15/2008 | CN101287515A Internal nasal dilator filter |
| 10/14/2008 | US7434580 Monitoring medical gas xenon concentration using ultrasonic gas analyser |
| 10/08/2008 | CN201127802Y Nasal filters |
| 10/07/2008 | CA2405510C Self-sealing filter connection and gas mask and filter assembly incorporating the same |
| 10/07/2008 | CA2390222C Filter mask |
| 10/01/2008 | CN101277741A Powered air purifying respirator with battery passivation sensing/correction and method therefor |
| 09/30/2008 | US7428902 Humidifier system for artificial respiration |
| 09/24/2008 | CN101269262A Nano-adelomorphic dustproof nose cover and manufacturing method thereof |
| 09/18/2008 | US20080223372 Modified eye and mouth mask structure for escape from dense smoke of fire accident |
| 09/17/2008 | EP1706181A4 Escape hood |
| 09/17/2008 | CN201115756Y Protective gauze mask |
| 09/16/2008 | US7424889 Carbon dioxide absorber canister attachment |
| 09/16/2008 | CA2356292C Broad spectrum filter system for filtering contaminants from air or other gases |
| 09/12/2008 | WO2008051304A3 Treatment of airflow |
| 09/10/2008 | CN101259307A Antigas mask filter |
| 09/03/2008 | EP1962968A1 Filter element that has plenum containing bonded continuous filaments |
| 08/28/2008 | WO2008104004A1 Personal air filtration device |
| 08/27/2008 | CN201105104Y Natural sedimentation adsorption dust keeper |
| 08/26/2008 | US7415981 Filter pad and protective hood |
| 08/21/2008 | DE102007023959B3 Filter for respiratory device , comprises anterior and posterior filter mates, flexible frame arranged between the mates, and filter connection at a first end piece of the frame and with a second end piece at opposite end of the frame |
| 08/20/2008 | CN101247858A Respirator having preloaded nose clip |
| 08/19/2008 | CA2525408C Microbicidal air filter |
| 08/19/2008 | CA2410545C Pressure regulator for a respirator system |
| 08/14/2008 | WO2008097379A2 Self-sterilizing particulate respirator facepiece and method for using same |
| 08/14/2008 | WO2008097307A2 Droplet collection devices and methods to detect and control airborne communicable diseases utilizing rfid |
| 08/14/2008 | DE10191656B4 Verfahren zur Herstellung kugelförmiger Aktivkohle Process for producing spherical activated carbon |