Respiratory mask

MASKLESS RESPIRATORY, SKIN, AND EYE PROTECTION DEVICE FOR AEROSOLS AND VAPORS INCLUDING CHEMICAL, BIOLOGICAL, RADIOLOGICAL, NUCLEAR, AND EXPLOSIVE (CBRNE) CONTAMINANTS

FILTER FACEMASK

WEARABLE AIR PURIFIER

ELECTRO-IONIC MASK CONTROL DEVICES, SYSTEMS, AND METHODS FOR IMPROVED PROTECTION FROM AIRBORNE BIO-PATHOGENS

REUSABLE PURIFIED AIR BREATHING DEVICE WITH FIXED AND RETRACTABLE DISPLAY SCREENS

Facemask with Filter Insert for Protection Against Airborne Pathogens

MULTI-LINEAR GRATING GUV LED FLOWING AIR AND FLUID STERILIZATION METHOD AND STERILIZATION SPACE DEVICE THEREOF

SMART FACE SHIELD

RESPIRATORY EXTRACTION HOOD

PERSONAL PROTECTIVE EQUIPMENT

MASK APPARATUSES AND APPROACH WITH ADJUSTABLE VALVE

Head Covering Device Providing Filtered Air

ADJUSTABLE FACE MASK ASSEMBLY

RESPIRATORY PROTECTION MASK HAVING A LINEARLY MOVABLE DRINKING UNIT

VENTILATED PROTECTION DEVICE FOR THE RESPIRATORY TRACT

RESPIRATOR APPARATUS

FILTER AND METHOD

Mask

WEARABLE AIR PURIFIER

SYSTEMS, DEVICES, AND METHODS FOR DESIGNING AND MANUFACTURING CUSTOM RESPIRATOR MASKS

MASK

PREPARATION METHOD OF BISMUTH ION FILTER MEMBRANE AND APPLICATION THEREOF

RESPIRATOR APPARATUS

FILTER MEDIA COMPRISING A PRE-FILTER LAYER

Powered Air-Purifying Respirator Hood with Exhalation Filter

FILTER ADAPTER FOR HOLDING A FILTER UNIT AND PERSONAL PROTECTIVE EQUIPMENT

A PLATFORM FOR RESPIRATORY PROTECTIVE EQUIPMENT

PERSONAL PROTECTIVE SYSTEM AND METHODS OF USE

Head Covering Device Providing Filtered Intake and Exhaust Air

WEARABLE AIR PURIFIER ASSEMBLY AND AIR PURIFIER THEREOF

BIO-DEGRADABLE POROUS BONDED-GRAIN MONOLITHIC CO2 SCRUBBER FOR RESPIRATION DEVICES

GERMICIDAL DEVICE FOR AIR AND FOR LIQUIDS

Filter media comprising a pre-filter layer

RESPIRATOR DEVICES AND FOLDING PATTERNS FOR RESPIRATOR FILTERS

LOCKING MECHANISM FOR RESPIRATOR ASSEMBLY

LOCKING MECHANISM FOR RESPIRATOR ASSEMBLY

FACE MASK CUSHION

RESPIRATORY MUSCLE STRENGTHENING DEVICE

RESPIRATORY MUSCLE STRENGTHENING DEVICE

FACE MASKS AND METHOD OF FABRICATING FACE MASK

STRAPLESS PERSONAL RESPIRATOR

REUSABLE PURIFIED AIR BREATHING DEVICE WITH A RETRACTABLE DISPLAY SCREEN

SORBENT BED FOR AN AIR FILTER

Powered Air Filtration Mask with Integrated Illuminators

HEAD WEARABLE AIR PURIFIER

PROTECTION DEVICE WITH INTEGRATED FILTER MASK AND EYE SHIELD WITH MAGNIFICATION LENSES

Personal Air Purifier

Filter and method

Modular, integrated powered air purifying respirator system

FACE COVERING

NECK COLLAR CAPABLE OF SUPPLYING OXYGEN TO COMPANION ANIMAL AND SYSTEM FOR OXYGEN SUPPLY THROUGH NECK COLLAR TO COMPANION ANIMAL

A PERSONAL NECK-WEARABLE AIR PURIFICATION DEVICE

COLLAPSIBLE PROTECTIVE RESPIRATORY MASK

PROTECTIVE HOOD ASSEMBLY

PROTECTIVE FACE MASK

RESPIRATORY SYSTEM PROTECTION DEVICE

HME AND COMPACT BREATHING APPARATUS

WEARABLE PROTECTIVE GEAR

PERSONAL PROTECTIVE DEVICE AND FILTERING GROUP

MASK DEVICE AND CONTROL METHOD THEREFOR

MASK CONTROLLING AIR VOLUME AND CONTROLLING METHOD THEREFOR

A Facial Mask Assembly Dispensing a Protective Laminar Airflow

WEARABLE AIR PURIFIER

Assistive Respiration Apparatus

Sterilization mask with UVC reflective chamber and internal and external lighting

ELECTRONIC MASK AND METHOD OF CONTROLLING THE SAME

Adjustable face mask assembly

SLIDE INSTALL RESPIRATOR CARTRIDGES AND RESPIRATORS

Facemask with Filter Insert for Protection Against Airborne Pathogens

MASK

SANITARY MASK SHEET

HEAD WEARABLE AIR PURIFIER

Respirator

REUSABLE FACE MASK

Face mask with auxiliary oxygen

WEARABLE AIR PURIFICATION SYSTEM

REUSABLE, FLEXIBLE HALF FACEMASKS, FACEMASK KITS, AND METHODS OF ASSEMBLING SAME

WEARABLE AIR PURIFIER

WEARABLE AIR PURIFIER

Filter media comprising a pre-filter layer

MASK APPARATUS

MASK APPARATUS

WEARABLE AIR PURIFIER

MASK APPARATUS

SYSTEM TO CONNECT FACE MASKS TO HEPA FILTRATION IN AIRCRAFT TO PREVENT SPREAD OF RESPIRATORY VIRUSES

GRAPHENE-SILVER NANOCOMPOSITES AND USES FOR SAME AS AN ANTIMICROBIAL COMPOSITION

Versatile and multi-purpose breathing mask

GENERIC MODULAR RESPIRATOR

RESPIRATOR

STRAPLESS PERSONAL RESPIRATOR

APPARATUS WITH FASTENERLESS CONNECTION BETWEEN COMPONENTS AND ASSEMBLY METHOD THEREOF

CORE-SHEATH FIBERS, NONWOVEN FIBROUS WEB, AND FILTERING ARTICLES INCLUDING THE SAME

FACE MASK WITH BATTERY OPERATED FAN AND UV BULB

AIR FILTER MEDIUM, METHOD FOR PRODUCING AIR FILTER MEDIUM, MASK FILTER MEDIUM, AND PLEATED MASK FILTER MEDIUM

PERSONAL PROTECTIVE ANTI-VIRAL FACE MASK

A RE-USABLE PERSONAL PROTECTIVE EQUIPMENT KIT BATTERY POWERED FILTERED AIR VENTILATION AND COMMUNICATION DEVICE FOR PROTECTIVE SHIELDING

MASK DEVICE HAVING AIR CURTAIN FUNCTION

CONNECTED SMART FACE MASK WITH INTELLIGENT TRACKING

Respiratory muscle strengthening device

PERSONA PROTECTIVE SUIT WITH CONTAMINANT PROTECTION

AIR-FILTERING FACE MASK WITH ADJUSTABLE STRAPS

A Respirator System

FACE MASK

FILTER MEDIA, COMPOSITES, AND FACE MASK SYSTEMS USING SAME

RESPIRATORY MASK ASSEMBLY

COMPACT POWERED AIR PURIFYING RESPIRATOR HAVING IMPROVED AIRFLOW EFFICIENCY

Sterilization mask with UVC reflective chamber and heat dissipation mechanism

FILTERING FACEPIECE RESPIRATOR

FILTER SYSTEM AND METHOD

3D PRINTING-BASED FACE MASK

RESPIRATORY PROTECTION MASK

MASK WITH DIAL

HIGH-FILTRATION REUSABLE FACE MASK WITH TEXTURED CONTACT PORTION AND VARIOUS COUPLING MECHANISMS

Modular Reusable Elastomeric Half-Face Respirator

MULTI-FUNCTION MASK

Face Masking Device

FILTERING FACEPIECE RESPIRATOR

PERSONAL WEARABLE AIR CURTAIN SHIELD

ANTI-VIRAL BREATHING AND OXYGEN SUPPLYING APPARATUS

SYSTEM FOR INTRODUCING BREATHABLE AIR AT FACE MASK

PERSONAL AND MOBILE DEVICES FOR PROVIDING BIOLOGICAL PROTECTION BY THE ULTRAVIOLET IRRADIATION OF RECIRCULATED AIR

FILTER ELEMENT FOR BREATHING APPARATUS, FILTER DEVICE, BREATHING APPARATUS, AND USE OF FILTER ELEMENT

FILTER MEDIUM FOR AIR AND WATER PURIFICATION AND DISINFECTION

SELECTIVELY ACCESSIBLE MOUTH CLOSURE MASK

Task Mask Device

METHOD AND APPARATUS FOR PERSONAL ISOLATION AND/OR PROTECTION

FILTER UNIT WITH A FILTER BLOCK, A DAMPING LAYER AND A HOUSING, AND PROCESS OF MANUFACTURING SUCH A FILTER UNIT

Bidirectional reusable filtering face mask

AIR PERMEABLE FILTER MATERIAL COMPRISING A POLYMER AEROGEL

PERSONAL PROTECTED-AIR SYSTEM

Electronic Breathing Mask with UVC Air Purification System and Peripherals

FILTER INSERT AND DEVICE FOR STERILIZATION AND/OR DISINFECTION THEREOF

A PERSONAL PROTECTIVE EQUIPMENT

HEADPIECE, FACE SHIELD AND METHOD OF USING A HEADPIECE

FILTRATION COMPONENT WITH A DISPERSING ELEMENT CONTAINER FOR A RESPIRATORY PROTECTIVE DEVICE

FILTRATION COMPONENT WITH MICROCAPSULE ELEMENTS FOR RESPIRATORY PROTECTIVE DEVICE

RESPIRATOR MASK FOR LONG-TERM USE

Respirator

MIXING NOZZLE AND CONTAMINATED GAS PURIFICATION DEVICE USING MIXING NOZZLE

HALF MASK FOR THE FACE

RESPIRATOR MASK WITH A FILTER

FILTER MATERIAL AND PERSONAL PROTECTIVE MEANS BASED THEREON

RESPIRATORY AIR DISINFECTION DEVICE, RESPIRATORY PROTECTION MASK WITH SAME AND RESPIRATORY AIR DISINFECTION METHOD WITH SAME

BREATHING MASK WITH PARTICLE FILTER

FACE MASK

MASK ARRANGED TO FLEX ABOUT MEDIAN PLANE

WEARABLE DEVICES FOR TREATING AIR FOR INHALATION AND EXHALATION

UV-light emitting air filtration mask

RESPIRATOR MASK

MASK

DEAD AIR MASK FOR KILLING MICROORGANISMS IN AIR BREATHED BY A WEARER OF THE MASK

Disinfecting systems for a respirator and respirator comprising disinfecting systems

BREATHING AIR CLEANING DEVICE

RESPIRATOR WITH AIR SCRUBBING SYSTEM

Protective and Communicative Face Mask

PPE with rotating assembly providing multiple face covers

SUBSTITUTED THIOLATE SALT MELT ADDITIVES

OXYGEN CONTROL SYSTEM WITH IMPROVED PRESSURE REGULATOR

DEVICE FOR PERSONAL PROTECTION AND INSULATION AGAINST POLLUTANTS AND MICROORGANISMS AND FILTERING GROUP FOR DEVICES FOR PROTECTION AND INSULATION

OPEN TYPE BREATHING-OUT PARTICLES CAPTURE AND FILTRATION DEVICE

FACE MASK WITH PURIFIED AIR INSIDE

Blower device for a respirator

ACTIVE RESPIRATORY OPEN FACE SHIELD SYSTEM

Personal protective equipment that employs nanoparticles of two different metals that generate an electric field for inactivating microorganisms

Balanced Device Providing Filtered Air for a User

Head Covering Device Providing Filtered Air

MASK APPARATUS

MASK APPARATUS

MASK APPARATUS

MASK APPARATUS AND METHOD FOR CONTROLLING THE SAME

MASK APPARATUS

MASK APPARATUS

RAPIDLY DEPLOYABLE, COUGH AND SNEEZE, AEROSOL CONTAINMENT APPARATUS

Face mask with replaceable filter cartridges and components

MASK APPARATUS

MASK APPARATUS

Multi-Section Protective Garment

FACE MASK

Negative Pressure Respirator Assembly

Facemask with filter insert for protection against airborne pathogens

Two-way protective respirator system with positive air flow against airborne contaminant particles and vapor components

Reusable purified air breathing device

FILTERING FACEPIECE RESPIRATORS WITH MASK BAND ATTACHMENT

RE-USABLE ELASTOMERIC RESPIRATOR AND VENTILATOR WITH FILTER INSERTS AND PORTS

CLEAR-FACED, VIRUS PROTECTION FACE MASK FOR IMPROVED FACIAL RECOGNITION

APPAREL AND/OR METHODS FOR COMBATING VIRUSES

High-filtration reusable face mask

MULTI-LAYER FILTRATION SYSTEM AND FILTER UNIT COMPRISING SAME

SMART PROTECTIVE FACE MASK

AVAAKA: ANTI-CONTAMINANT VENTING APPARATUS AND ANGELIC KANGA APPAREL

Air delivery system having dual configuration air filtration assembly

MULTIFUNCTIONAL RESPIRATORY PROTECTIVE FACE MASK

Filtering facepiece respirator

Personal Air Filter Utilizing Mechanical, Chemical and Electrostatic Filter Media

FULL-FACED SHIELD

Communications Enabled Respirator Assembly

Head Covering Device Providing Filtered Intake and Exhaust Air

ELECTRONIC MASK WITH NEGATIVE PRESSURE

POWERED AIR PURIFYING RESPIRATOR AND METHOD OF OPERATION

PHOTOCATALYTIC FACIAL MASK AND METHOD FOR MANUFACTURING THE SAME

Head Covering Device Providing Filtered Intake and Exhaust Air

Reusable Respirator

MASK WITH ULTRAVIOLET DISINFECTION OF INHALED AND EXHALED AIR

WALLET-TYPE SMARTPHONE CASE

FACEPIECE FILTER HAVING OFFSET LAYERED FEATURES

RESPIRATOR

RESPIRATOR

Facemask

PROTECTIVE MASK

PORTABLE PROTECTIVE DEVICE FOR PREVENTING RESPIRATORY VIRUSES

MASK

PROTECTIVE HOOD SYSTEM

NANOFIBER FILTER MATERIAL AND RESPERATORY SYSTEM AND AIR FILTERING ARTICLE

Flexible filter element having an end outlet

Air supply mechanism with lower air duct, headgear and electric protective equipment

Personal air purifying respirator

Personal protective equipment that employs an electric field for inactivating microorganisms

ADSORPTION FILTER STRUCTURE OR PURIFICATION MODULE AND HELMET COMPRISING THE SAME

Disposable face mask with integrated tie-on face mask straps

Mask device and method for controlling the same

AIR TREATMENT SYSTEM

Filtering facepiece respirators with mask band attachment

TRANSPARENT FACE MASKS AND RELATED METHODS

FULL-COVER TYPE PORTABLE AIR PURIFIER

Mask

SMART MASKS

FORMULATION AND METHOD FOR PREPARING FIBROUS MATERIAL COMPRISING NANOFIBERS, AND FILTER COMPRISING THE FIBROUS MATERIAL

Respiratory face mask for improved communications

RESPIRATOR DEVICE WITH COMMON INHALATION AND EXHALATION FILTERS

Filtered Air Supply Assembly

REUSABLE FILTERING FACE MASK

FACE MASK

ACTIVE FACE SHIELD AND RELATED SYSTEMS AND METHODS

Article of Apparel with Breathable Face Covering

PROTECTIVE GARMENT

PPE with rotating assembly providing multiple face covers

Automatic particle or scent tracing to check social distancing in public places

FILTER MASK

SEE-THROUGH FACE MASK AND FILTRATION SYSTEM FOR THE SAME

FACE MASK

PERSONAL VENTILATION DEVICE AND METHOD FOR DELIVERING SANITIZED AIR TO PERSONAL BREATHING SPACE

HEAD GARMENT WITH MULTI-LAYER FILTER

Protective fabric and protective product

PERSONAL AIR PURIFIER

Mask with Composite Air Duct

ADJUSTABLE FACEMASK

MASK STRUCTURE WITH EXTERNALLY CONNECTED FILTERING DEVICE

INDIVIDUAL SYSTEM FOR AIR FILTRATION

Nanofiber filter medium for reusable facemask and filtering facepiece respirator

Double-layer light-transmissive face mask

AIR FILTER

Respiratory Mask

PERSONAL PROTECTIVE EQUIPMENT

Respiratory face mask for improved communications

Wearable, maskless respiratory isolation device

Facemask

Filter media comprising a pre-filter layer

FILTER CARTRIDGE HOLDER WITH FIT-CHECK DEVICE

FACE MASK

Face mask

ACTIVE RESPIRATORY FACE SHIELD SYSTEM

MASK HAVING TWO INDEPENDENT CHAMBERS

Potential Feedback Human Breath Filtration Device

Dustproof and Antibiotic Mask Using Metal Microfilament Fabric

Facemasks Integral with Shirts

SMART MASKS

AIR PURIFICATION MASK

PARTICLE RETAINER DEVICE AND METHOD

PASSIVE FACE MASK

DEVICE FOR SEPARATING FINE PARTICLES OF MOISTURE FROM AN AIR FLOW

Anti-Germ Breathing Device

Fresh Air Delivery Systems and Methods

FILTER MASK WITH ACCESSORY BELT

Fine dust collecting filter device

FACE SHIELD

Bioburden reduction surgical masks/respirators with use in protection against SARS-CoV-2 infections

MASK APPARATUSES AND APPROACH WITH ADJUSTABLE VALVE

FACE MASK WITH CENTRAL FLAP

Head Covering Device Providing Filtered Intake and Exhaust Air

Mask apparatus and method for controlling the same

REMOVABLE MASK AIRFLOW DEVICE

Powered Air-Purifying Respirator

ACTIVE RESPIRATORY OPEN FACE SHIELD SYSTEM

Portable air purifier

Personal protective equipment system for safe air, train or bus travel protecting against infectious agents including novel coronavirus—COVID-19

Self-contained negative pressure environment device and system

Filtering facepiece respirator

Face mask with replaceable filter cartridges and components

Rapidly deployable, cough and sneeze, aerosol containment apparatus

Mask apparatus

MASK/RESPIRATOR WITH MICROPHONE

PROTECTIVE HEAD COVERING

Mask apparatus

Face shield for attachment to goggles or eyeglasses

RESPIRATOR MASK WITH EXHALATION FILTER

Protective face coverings

Face shield and tracking system

Ventilation and Audio Mask Assembly

BREATHING MASK AND HOOD