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| Number | Title | Issue Date |
| 7104132 | Acoustic coupling with a fluid bath An apparatus examines the internal structure of an object disposed substantially in a medium such as air. The apparatus has an acoustic transducer assembly that emits and receives acoustic signals and an acoustic coupler that acoustically couples the acoustic transd... | 09/12/2006 |
| 7055389 | Acoustic coupling with a fluid retainer An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1-200 MHz frequency range. The apparatus has an acoustic transducer that emits and receives acoustic ... | 06/06/2006 |
| 6981418 | Scanning acoustic microscopy A system uses reflection mode acoustical scanning of an object to examine the internal characteristics of the object. The system includes a controller and a jig removably attached to the object. The jig includes an acoustic transducer assembly that is in communicati... | 01/03/2006 |
| 6973832 | Acoustic coupling with a fluid bath An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1-200 MHz frequency range. The apparatus has an acoustic transducer that emits and receives acoustic ... | 12/13/2005 |
| 6951134 | Flowing fluid acoustic coupling An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1–200 MHz frequency range. The apparatus has an acoustic transducer that emits and receives acousti... | 10/04/2005 |
| 6909773 | Portable x-ray diffractometer In one embodiment, a portable apparatus adapted to be battery powered is used to scan an object in situ with x-rays and measure the intensity of the diffracted x-rays. The apparatus includes a scanning head having an x-ray source that is battery powered and an x-ray... | 06/21/2005 |
| 6697453 | Portable X-ray diffractometer In one embodiment, a portable apparatus adapted to be battery powered is used to scan an object in situ with x-rays and measure the intensity of the diffracted x-rays. The apparatus includes a scanning head having an x-ray source that is battery powered a... | 02/24/2004 |
