NATIONAL INTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
Tokyo, JP
NATIONAL INTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY Patent applications | ||
Patent application number | Title | Published |
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20100025618 | PIEZOELECTRIC MATERIAL - Provided is a piezoelectric material which includes a compound free of lead and alkali metal and has a good piezoelectric property. The piezoelectric material where tungsten bronze structure oxides being free of lead and alkali metal and represented by A | 02-04-2010 |