System for magnetically attaching templeless eyewear to a person
A system of eyewear that eliminates the need for hinges on the frames of the eyewear.
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| Number | Title | Issue Date |
| 7553790 | Enhanced crystal acidity exchange method The present invention describes a method to increase the activity of a catalyst by first performing an ion exchange step with a potassium ion, followed by performing an ion-exchange step with an ammonium ion. Specifically, the present invention describes a method to... | 06/30/2009 |
| 7527782 | ITQ-27, new crystalline microporous material ITQ-27 (INSTITUTO DE TECNOLOGÍA QUÍMICA number 27) is a new crystalline microporous material with a framework of tetrahedral atoms connected by atoms capable of bridging the tetrahedral atoms, the tetrahedral atom framework being defined by the interconnections be... | 05/05/2009 |
| 7456319 | Para-alkylation of aromatic primary amines A method is provided for producing primarily para alkyl aromatic amines by alkylating a primary aromatic amine with an olefin in the presence of an acid activated clay. ... | 11/25/2008 |
| 4245229 | Optical recording medium An optical recording medium is disclosed which comprises a reflecting material, the surface of which is characterized by cavities of average depth D and of average spacing S such that for incident radiation of wavelength λ, S is less than about λ/20 and... | 01/13/1981 |
| 4236296 | Etch method of cleaving semiconductor diode laser wafers Double heterostructure (Al,Ga)As wafer comprising layers of gallium arsenide and aluminum gallium arsenide on a metallized n-GaAs substrate are separated into individual devices for use as diode lasers. In contrast to prior art techniques of mechanically ... | 12/02/1980 |