1
Amad Tayebi: Breathing mask. Better Breathing, Joseph E Funk, May 30, 1995: US05419318 (165 worldwide citation)

A breathing mask is disclosed which features a soft, flexible face contacting member and an outer shell member fastened thereto to form a mask. The face contacting member is formed in an arctuate shape that provides a cup in which the chin of the mask wearer rests to prevent the mask from slipping u ...


2
Amad Tayebi: Face mask. New England Thermoplastics, Joseph E Funk, February 10, 1987: US04641645 (74 worldwide citation)

What is disclosed is a face mask formed from a porous sheet made of a plurality of fibers. The mask is formed into a generally cup shape shell that fits over the mouth and nose of the wearer and is held thereto by elastic straps attached to the mask that pass behind the head when the mask is worn. T ...


3
Amad Tayebi: Face mask. New England Thermoplastics, Joseph E Funk, August 7, 1990: US04945907 (68 worldwide citation)

A reusable face mask is disclosed that filters particulate matter and noxious and poisonous gasses from breathed air. The face mask has a mask shell that is thermoformed of cross-linked, closed cell foam sheet that is impermeable to air while having good shape retention and elasticity. The mask shel ...


4
Amad Tayebi, Ashish K Mithal, George S Saati, Scott W Cormier: Breathing mask. August 15, 2000: US06102040 (57 worldwide citation)

The present invention provides different size breathing masks in which single size filtration shells are attached to a single size face contacting member at the same periphery. A single size face contacting member has one, or more than one size, inner breathing opening with a narrower cut profile in ...


5
Amad Tayebi: Face mask. Better Breathing, Joseph E Funk, March 10, 1992: US05094236 (50 worldwide citation)

A face mask is disclosed that can be reusable or disposable, and which filters particulate matter and noxious and poisonous gasses from breathed air. The mask has a mask shell that is thermoformed of cross-linked, closed-cell foam sheet that is impermeable to air while having good shape retention an ...


6
Amad Tayebi, Ashish K Mithal, Tanya A Kyslowsky, George S Saati, Scott W Cormier: Breathing mask. Better Breathing, October 7, 1997: US05673690 (37 worldwide citation)

The present invention provides different size breathing masks in which single size filtration shells are attached to single size face contacting members at the same periphery. A single size face contacting member has one, or more than one size, inner breathing opening with a narrower cut profile in ...


7
Amad Tayebi: Face mask. New England Thermoplastics, Joseph Funk, August 15, 1989: US04856508 (34 worldwide citation)

A face mask is disclosed that can be reusable or disposable, and which filters particulate matter and/or noxious or poisonous gasses from breathed air. The mask has a shell that is formed of polymeric closed cell foam that is impermeable to air while having good shape retention that enables the edge ...


8
Amad Tayebi, Ashish K Mithal: Method for allowing a customer to preview, acquire and/or pay for information and a system therefor. Ashish K Mithal, January 1, 2008: US07316032 (32 worldwide citation)

A method for controlling distribution and access to an information product, said method comprising the steps of: superposing a utility-reducing masking effect on said information product; controlling the presence, absence and/or permanence of said masking effects by the outcome of an interactive com ...


9
Amad Tayebi: Face mask. Better Breathing, Joseph Funk, January 14, 1992: US05080094 (31 worldwide citation)

A face mask is disclosed that can be reusable or disposable, and which filters particulate matter and noxious and poisonous gasses from breathed air. The mask has a mask shell that is thermoformed of cross-linked, closed-cell foam sheet that is impermeable to air while having good shape retention an ...


10
Amad Tayebi: Opaque sticker for temporary posting applications and subsequent saving without exhibiting inconvenient sticking to other surfaces. November 23, 1999: US05989667 (26 worldwide citation)

A novel temporary posting sticker comprises a first area coated with a non-destructive adhesive coating and a second area substantially free from such non-destructive adhesive coating and a weakened tear line that substantially separates the first area from the second area. By tearing the sticker al ...