| Patents for A62B 23 - Filters for breathing-protection purposes (3,172) |
|---|
| 07/11/2013 | US20130174849 Olfactory modifying devices and related methods |
| 07/10/2013 | CN203043365U Rhinobyon for preventing pouen allergy |
| 07/10/2013 | CN203042637U Prevention and control device for ear portion diseases and respiratory tract diseases |
| 07/10/2013 | CN103191501A Nasal air conditioning device |
| 07/09/2013 | US8479727 Enhanced chemical/biological respiratory protection system |
| 07/04/2013 | US20130167840 Co2 sorbent composition with o2 co-generation |
| 07/03/2013 | CN203029855U Water layer separated type air purification mask |
| 07/02/2013 | CA2718085C Separably assembled filtering respirator |
| 06/27/2013 | WO2013094806A1 Dustproof/gasproof respirator including a mouthpiece |
| 06/26/2013 | EP2606938A2 Mask and a production method therefor |
| 06/26/2013 | CN203017607U Dustproof nose plug |
| 06/26/2013 | CN103170073A Respiration air bag device |
| 06/25/2013 | US8469031 Exhalation valve assembly with integrated filter |
| 06/25/2013 | US8469030 Exhalation valve assembly with selectable contagious/non-contagious latch |
| 06/25/2013 | US8469028 Respirator assembly |
| 06/20/2013 | WO2013090372A1 Air filtration device having subsections lacking fluid communication |
| 06/20/2013 | WO2013090330A1 Air filtration device having tuned air distribution system |
| 06/20/2013 | US20130152929 Bacteria Filter and Heating System |
| 06/19/2013 | CN203012280U Multifunctional glasses |
| 06/19/2013 | CN103157206A Filter device and breathing system with filter device |
| 06/13/2013 | WO2013085898A1 Respirator having foam shaping layer with recessed regions surrounding air passageways |
| 06/13/2013 | WO2013085744A1 Split flow filtering device |
| 06/13/2013 | WO2013055131A3 Nose mask |
| 06/13/2013 | US20130146061 Respirator made from in-situ air-laid web(s) |
| 06/13/2013 | US20130146052 Method and apparatus for integrating chemical and environmental sensors into an air purification filter through a reusable sensor port |
| 06/12/2013 | CN202982983U Dust filter for invisible embedded type nose |
| 06/12/2013 | CN202982981U Convenient pure cotton gas mask |
| 06/12/2013 | CN103143130A Nasal cavity respirator |
| 06/11/2013 | US8460423 Filter cartridge having central plenum and housing sidewall |
| 06/06/2013 | WO2013079751A1 Device for relieving the symptoms of nasal allergies |
| 06/05/2013 | CN103127632A Breathing mask and filter thereof |
| 06/05/2013 | CN101534905B Filter for mask and mask formed using the same |
| 05/30/2013 | US20130133663 Respiratory Device Filter |
| 05/29/2013 | CN202951145U Nose plugs capable of performing moistening and filtering |
| 05/23/2013 | WO2013074337A1 Side plug-in filter cartridge |
| 05/23/2013 | CA2853515A1 Non-woven body for binding mercury |
| 05/22/2013 | CN202942560U Portable breathing filter for fire escape |
| 05/15/2013 | CN202933406U Nostril inserting type respirator |
| 05/15/2013 | CN202933405U Filtering device and breathing system with same |
| 05/15/2013 | CN103100155A Invisible embedded type dust filter for nose |
| 05/14/2013 | US8439038 Collapse resistant respirator |
| 05/14/2013 | US8439037 Exhalation valve assembly with integrated filter and flow sensor |
| 05/10/2013 | WO2013066787A2 Respirators with a sacrificial cartridge for end of service life indication |
| 05/08/2013 | EP2589413A2 Foldable respirator |
| 05/08/2013 | CN202920857U Breathable hygienic ball |
| 05/08/2013 | CN103083842A PM2.5 protection chip |
| 05/08/2013 | CN102228732B Carbon dioxide absorbing device for isolation-type positive-pressure oxygen respirator |
| 05/02/2013 | US20130104900 Respirators with a sacrificial cartridge for end of service life indication |
| 05/01/2013 | EP2585009A1 Nose plug |
| 05/01/2013 | CN202909336U Air filter |
| 05/01/2013 | CN103079646A Mask and a production method therefor |
| 05/01/2013 | CN103070743A Device for preventing and controlling ear and respiratory diseases |
| 04/25/2013 | WO2012127296A3 Retractable protective respiratory mask |
| 04/24/2013 | CN202892702U Invisible nostril filter and filter element |
| 04/24/2013 | CN202892578U Nasal air conditioning device |
| 04/24/2013 | CN103055388A Lung clearing and anti-tumor device through breathing |
| 04/23/2013 | US8424516 Ventilating tube and stylet system |
| 04/18/2013 | WO2013055131A2 Nose mask |
| 04/18/2013 | WO2013053255A1 Filter assembly of coaxial breath valve integrated with expiratory channel |
| 04/17/2013 | CN202876151U Invisible breathe-assisting machine |
| 04/17/2013 | CN202876149U Novel fire mask |
| 04/17/2013 | CN202876146U Multifunctional air mask type allergen removing device |
| 04/16/2013 | US8418689 Exhaust air transfer device for open system underwater diving |
| 04/10/2013 | CN202859946U Nasal congestion ball |
| 04/10/2013 | CN202859945U Antibacterial rhinobyon |
| 04/04/2013 | US20130081620 Fluted heater wire |
| 04/03/2013 | CN202844407U Independent double-cover subchannel breathing filter |
| 04/03/2013 | CN101743040B Nasal cavity filter |
| 03/27/2013 | EP2571580A2 Method of making filter cartridge having roll-based housing sidewall |
| 03/27/2013 | EP2571579A2 Filter cartridge having central plenum and housing sidewall |
| 03/27/2013 | CN202822527U Spherical nostril mask |
| 03/27/2013 | CN202822526U Built-in magnetic nasal cavity breathing filter |
| 03/27/2013 | CN202822525U Liquid filtering respirator or nasal mask |
| 03/27/2013 | CN202822524U Portable protector for nasal cavity |
| 03/27/2013 | CN102989094A Activated carbon poison filtering box |
| 03/26/2013 | US8402966 Air purifying respirator having inhalation and exhalation ducts to reduce rate of pathogen transmission |
| 03/21/2013 | WO2012110510A3 Mask body formed of an assembly of bounded layers |
| 03/13/2013 | EP2567735A1 Device for the symptomatic relief of nasal allergies |
| 03/13/2013 | CN202777507U Permanent magnet iron dust filter box for dust mask |
| 03/06/2013 | EP2564114A1 Healthcare cum optimal illumination device |
| 03/06/2013 | CN101820951B Filtering face-piece respirator having nose clip molded into the mask body |
| 02/26/2013 | US8381727 Face mask with seal within seal and optional bridging seal |
| 02/20/2013 | CN202740665U Dustproof nose plug |
| 02/20/2013 | CN202740664U Particulate matter 2.5 (PM2.5) nose-type air filter |
| 02/19/2013 | US8375950 Flat-folded personal respiratory protection devices and processes for preparing same |
| 02/13/2013 | EP2555830A2 Helmet-mounted respirator apparatus with a dual plenum system |
| 02/13/2013 | CN202724505U Nose plug type air purifier |
| 02/13/2013 | CN202724504U Disposable invisible nose cover |
| 02/13/2013 | CN102921120A Nasal plug capable of wetting and filtering |
| 02/07/2013 | WO2013019764A2 Respiratory assembly including latching mechanism |
| 02/06/2013 | CN202715148U Double-passage separate type breathing filter |
| 01/31/2013 | WO2013014472A1 Filter box assembly and filter unit |
| 01/30/2013 | EP2551003A1 Manufacture filtration elements |
| 01/30/2013 | CN202699971U Push-up cushion |
| 01/30/2013 | CN202699898U Nasal plug |
| 01/30/2013 | CN202699897U Nose plugging type air cleaning device |
| 01/30/2013 | CN202699896U A novel canister |
| 01/24/2013 | WO2013010535A2 Filter, especially respiratory air filter |
| 01/23/2013 | EP2547404A1 A powered air purifying respirator |
| 01/23/2013 | CN102892465A Method of making filter cartridge having roll-based housing sidewall |