Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7318910 | Chemical dosimeter A chemical dosimeter comprising: a chamber defined by a heat resistant mesh; and a quantity of an adsorbent contained within the chamber; the arrangement being such that gas may diffuse into the chamber through the heat resistant mesh so that chemicals in the gas ma... | 01/15/2008 |
| 7058102 | High-power solid-state laser A device for producing laser radiation, the device comprising: an elongate sample of a quasi-three-level laser material; a source of pumping radiation; and a concentrator configured such that at least some of the pumping radiation emitted by the source of pumping ra... | 06/06/2006 |
| 6932300 | Device for closing parachute packs The invention provides a device for closing parachute packs, each of which has a plurality of flaps and a closing cord (36), the device (10) being characterised by a base (12) for bearing on a flap in one direction during the packing operation, ... | 08/23/2005 |
| 6859480 | Tm:YAG laser A device for producing laser radiation having a wavelength of about 2 μm, the device comprising: a solid-state sample capable of producing lasing transitions corresponding to a wavelength of about 2 μm; and a source of pumping radiation having a wavelength of abou... | 02/22/2005 |
| 6807200 | Apparatus for generating laser radiation An apparatus for generating laser radiation, the apparatus comprising: a pumping device comprising a resonant cavity; and a laser radiation generation element that is substantially Poynting vector walk-off compensated, the laser radiation generation element being lo... | 10/19/2004 |
