Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8146594 | Flat-folded personal respiratory protection devices A personal respiratory protection device that includes a multi-layered structure and first and second means for attaching a headband. The multilayered structure includes a filter medium and is divided into a flat upper panel, a flat non-rectangular central panel, an... | 04/03/2012 |
| D620104 | Personal respiratory protection device | 07/20/2010 |
| 7069930 | Flat-folded personal respiratory protection devices and processes for preparing same A personal respiratory protection device that comprises a mask body and an exhalation valve that is secured to the mask body. The mask body includes (i) a flat central panel; (ii) a flat first panel joined to the central panel through a fold-line, seam weld, or bond... | 07/04/2006 |
| 6886563 | Flat-folded personal respiratory protection devices and processes for preparing same Fold-flat personal respiratory protection devices that have a flat substantially rectangular central portion having first and second edges, at flat first member joined to the first edge of the central portion through either a fold-line, seam, weld or bond, said fold... | 05/03/2005 |
| 6805124 | Face mask that has a filtered exhalation valve A filtering face mask that covers at least the nose and mouth of a wearer and that includes an exhalation valve. The exhalation valve opens in response to increased pressure when the wearer exhales to allow the exhaled air to be rapidly purged from the mask interior... | 10/19/2004 |
| 6722366 | Method of making a flat-folded personal respiratory protection device A method of making a personal respiratory protection device. The method comprises: (a) forming a multi-layered structure that comprises a first cover web, a filtration layer that comprises a web that contains electrically-charged microfibers, and a second cover web;... | 04/20/2004 |
| 6584976 | Face mask that has a filtered exhalation valve A filtering face mask that covers at least the nose and mouth of a wearer and that includes an exhalation valve. The exhalation valve opens in response to increased pressure when the wearer exhales to allow the exhaled air to be rapidly purged from the ma... | 07/01/2003 |
| 6568392 | Flat-folded personal respiratory protection devices and processes for preparing same Fold-flat personal respiratory protection devices are provided. The devices have a flat central portion having first and second edges, a flat first member joined to the first edge of the central portion through either a fold-line, seam, weld or bond, said... | 05/27/2003 |
| 6536434 | Flat-folded personal respiratory protection devices and processes for preparing same Fold-flat personal respiratory protection devices are provided. The devices have a flat central portion having first and second edges, a flat first member joined to the first edge of the central portion through either a fold-line, seam, weld or bond, said... | 03/25/2003 |
| 6484722 | Flat-folded personal respiratory protection devices and processes for preparing same Fold-flat personal respiratory protection devices are provided. The devices have a flat central portion having first and second edges, a flat first member joined to the first edge of the central portion through either a fold-line, seam, weld or bond, said... | 11/26/2002 |
| 6286144 | Protective garments incorporating bands of welded or adhesively-bonded elastomeric material A disposable protective garment 1 has bands 8 of elastomeric material at the wrists and/or ankles and/or around the hood 5. Each band 8 is joined to the garment by a welded or adhesively-bonded seam and extends from the garment to encircle closely the adj... | 09/11/2001 |
| 6148817 | Multi-part headband and respirator mask assembly and process for making same A multi-part headband attachable to a face mask blank and a method of attaching the same. The multi-part headband has a unit length corresponding to the distance between the attachment locations as measured along a surface of the face mask blank or along ... | 11/21/2000 |
| 6123077 | Flat-folded personal respiratory protection devices and processes for preparing same Fold-flat personal respiratory protection devices are provided. The devices have a flat central portion having first and second edges, a flat first member joined to the first edge of the central portion through either a fold-line, seam, weld or bond, said... | 09/26/2000 |
| 6099670 | Ultrasonic bonding method A method of high speed bonding at least one material includes applying acoustic energy, using an acoustic horn and an anvil, to the material. The method also includes applying force to at least one of the horn and the anvil to yield a peak pressure betwee... | 08/08/2000 |
| 6070579 | Elastomeric composite headband A composite headband attachable to a face mask and a method for attaching same. The composite headband has at least one discrete elastomeric core and at least one continuous thermoplastic skin layer secured to the elastomeric core. The composite headband ... | 06/06/2000 |
| 5724677 | Multi-part headband and respirator mask assembly and process for making same A multi-part headband attachable to a face mask blank and a method of attaching the same. The multi-part headband has a unit length corresponding to the distance between the attachment locations as measured along a surface of the face mask blank or along ... | 03/10/1998 |
