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Yasushi Iwakura
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Tokyo, JP
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last 30 patents
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Patent Application
Method of producing fine particles of organic material and electric...
Publication number
20020033785
Publication date
Mar 21, 2002
Yasushi Iwakura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
Variable phase shifter
Publication number
20010017577
Publication date
Aug 30, 2001
Yasuo Toko
H01 - BASIC ELECTRIC ELEMENTS