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Patent applications and USPTO patent grants for IZUMIZAWA; Takenori.The latest application filed is for "organic transparent electroconductive material, ink for forming organic transparent electroconductive material, and methods for producing them".
Patent | Date |
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Organic Transparent Electroconductive Material, Ink For Forming Organic Transparent Electroconductive Material, And Methods For Producing Them App 20110017958 - HOSHINO; Katsuyoshi ;   et al. | 2011-01-27 |
Organic electroluminescent device Grant 6,767,654 - Tamao , et al. July 27, 2 | 2004-07-27 |
Organic el device Grant 6,635,988 - Izumizawa , et al. October 21, 2 | 2003-10-21 |
Organic Electroluminescent Device App 20030152800 - Tamao, Kouhei ;   et al. | 2003-08-14 |
Amine derivative and organic electroluminescent device using the same Grant 6,485,847 - Uchida , et al. November 26, 2 | 2002-11-26 |
Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative Grant 6,051,319 - Uchida , et al. April 18, 2 | 2000-04-18 |
Silacyclopentadiene derivatives and an organic electroluminescent element obtained by using the silacyclopentadiene derivative Grant 5,986,121 - Uchida , et al. November 16, 1 | 1999-11-16 |
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