1
Eugene N Scarberry, Patrick M Handke: Mask apparatus. Respironics, J Stewart Brams, January 14, 1997: US05592938 (172 worldwide citation)

A method and apparatus for treating obstructive sleep apnea and other disorders by the novel application of pressure varying from ambient pressure to external portions of a patient's neck, and a novel breathing mask and seal apparatus.


2
Charles M Fischer: Gas administration scavenging mask. Allan J Jacobson, February 3, 1981: US04248218 (124 worldwide citation)

A scavenging mask apparatus for administering gas to a patient, the apparatus comprising a nasal cannula for delivering gas to the patient's nostrils, a tube connecting the cannula to a source of gas, a nosepiece adapted to fit over the nose and cannula, and a tube connecting the nosepiece to a sour ...


3
Trebotich Steve, Geiselhart Edward M, Houghton Chris, Holverson Erik, Woodard Brian: Gas delivery mask with flexible bellows. Nellcor Puritan Bennett Incorporated, Trebotich Steve, Geiselhart Edward M, Houghton Chris, Holverson Erik, Woodard Brian, SLAYDEN Bruce W, December 28, 2006: WO/2006/138416 (38 worldwide citation)

A gas delivery mask apparatus is provided. The mask apparatus may include a mask body, a face mask, and a bellows. The mask body may include a tube configured to extend upwardly adjacent a subject's forehead. The face mask may be configured to deliver gas to the subject and may include a flexible cu ...


4
Katsuya Okumura: Pattern exposure/transfer method and pattern exposure/transfer mask apparatus. Kabushiki Kaisha Toshiba, Finnegan Henderson Farabow Garrett and Dunner, September 3, 1991: US05045419 (35 worldwide citation)

According to a pattern exposure/transfer method disclosed in the present invention, an optical modulating mask whose optical contrast can be changed by electrical control is used and an optical pattern image of the optical modulating mask is exposed/transferred to an object to be exposed. The presen ...


5
Rodney I Frost, Robert J Paisley: Method for selectively charging honeycomb structures. Corning Incorporated, Richard N Wardell, June 4, 1991: US05021204 (32 worldwide citation)

A mask apparatus for charging flowable materials into selected cells of a honeycomb structure comprising a solid body having a number of openings extending therethrough which are spaced to coincide with the open ends of the selected cells exposed at the structure's end face, after the mask is positi ...


6
Ferguson James F, Wissmeuller William C: Oxygen mask apparatus. Puritan Bennett Corporation, Schmidt Johnson Hovey & Williams, November 26, 1974: US3850168 (29 worldwide citation)

Quickly installable, head-worn breathing apparatus has a tiltable, essentially rigid, elliptical ring at the rear of the apparatus frame for engaging the back of the crown of the wearer's head, making the apparatus universally adapted for heads of different sizes. Springs in the side members of the ...


7
Joseph Marcus: Vibrational liquid-wave stimulating therapy mask apparatus for facial health and beauty care. Thomas I Rozsa, December 17, 1991: US05072724 (27 worldwide citation)

The present invention is a vibrational liquid-wave stimulating therapy mask apparatus for facial health and beauty care comprising a mask and a vibrating means. The mask is configured to substantially conform the general facial contour of a human face and completely cover the entire face of a user w ...


8
Toyotaka Kataoka, Kiichi Sakamoto: Fabrication method for semiconductor devices and transparent mask for charged particle beam. Fujitsu, Staas & Halsey, July 30, 1991: US05036209 (27 worldwide citation)

A charged particle beam exposure apparatus includes a charged particle beam generator, a deflector device for deflecting the charged particle beam electromagnetically to individually illuminate small areas of a pattern forming region formed on a transparent mask, apparatus for moving the transparent ...


9
Ross Tsukashima, Jeffery D Schipper, Leo R Roucher Jr, Erich H Wolf: Respiratory monitoring, diagnostic and therapeutic system. Michael Klicpera, September 5, 2006: US07101341 (26 worldwide citation)

Disclosed is a system and method for monitoring, diagnosing, and treating certain respiratory conditions, such as asthma. The system includes a mask apparatus fitted with a pH sensor and thermocouple, a continuous positive airway pressure (CPAP) device, a processing receiver, and a therapeutic nebul ...


10
John T Dolby: Smoke mask apparatus. BBDM, Merriam Marshall & Bicknell, July 4, 1978: US04098270 (23 worldwide citation)

A smoke mask comprises a transparent face shield covering a wearer's nose and eyes in a substantially airtight manner, and a replaceable air filtration cartridge system attached to the face shield and provided with a conduit leading into the mouth of the wearer, through which he breathes. Exhaled ai ...