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Bettles

Colleen Bettles, Glen Waverly AU

Patent application numberDescriptionPublished
20100310409MAGNESIUM BASED ALLOY - A magnesium based alloy consisting of, by weight: 2-5% rare earth elements, wherein the alloy contains lanthanum and cerium as rare earth elements and the lanthanum content is greater than the cerium content; 0.2-0.8% zinc; 0-0.15% aluminium; 0-0.5% yttrium or gadolinium; 0-0.2% zirconium, 0-0.3% manganese; 0-0.1% calcium; 0-25 ppm beryllium; and the remainder being magnesium except for incidental impurities.12-09-2010

Colleen Joyce Bettles, Victoria AU

Patent application numberDescriptionPublished
20090136380Magnesium Alloy - A magnesium-based alloy consists of 1.5-4.0% by weight rare earth element(s), 0.3-0.8% by weight zinc, 0.02-0.1% by weight aluminium, and 4-25 ppm beryllium. The alloy optionally contains up to 0.2% by weight zirconium, 0.3% by weight manganese, 0.5% by weight yttrium and 0.1% by weight calcium. The remainder of the alloy is magnesium except for incidental impurities.05-28-2009
20100061880MAGNESIUM ALLOY - A magnesium-based alloy consists of 1.5-4.0% by weight rare earth element(s), 0.3-0.8% by weight zinc, 0.02-0.1% by weight aluminium, and 4-25 ppm beryllium. The alloy optionally contains up to 0.2% by weight zirconium, 0.3% by weight manganese, 0.5% by weight yttrium and 0.1% by weight calcium. The remainder of the alloy is magnesium except for incidental impurities.03-11-2010

Patent applications by Colleen Joyce Bettles, Victoria AU

Timothy J. Bettles, Rexford, NY US

Patent application numberDescriptionPublished
20100135349NITRIDE SEMICONDUCTOR HETEROSTRUCTURES AND RELATED METHODS - Semiconductor structures and devices based thereon include an aluminum nitride single-crystal substrate and at least one layer epitaxially grown thereover. The epitaxial layer may comprise at least one of AlN, GaN, InN, or any binary or tertiary alloy combination thereof, and have an average dislocation density within the semiconductor heterostructure is less than about 1006-03-2010
20100314551In-line Fluid Treatment by UV Radiation - A UV source is regulated according to one or more purification parameters to produce a desired germicidal effect in a liquid while minimizing wasted power.12-16-2010

Timothy J. Bettles, Bethlehem, PA US

Patent application numberDescriptionPublished
20090283028NITRIDE SEMICONDUCTOR HETEROSTRUCTURES AND RELATED METHODS - Semiconductor structures and devices based thereon include an aluminum nitride single-crystal substrate and at least one layer epitaxially grown thereover. The epitaxial layer may comprise at least one of AlN, GaN, InN, or any binary or tertiary alloy combination thereof, and have an average dislocation density within the semiconductor heterostructure is less than about 1011-19-2009