深圳市专利协会--专利数据库

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Organic electroluminescent material and device made therefrom
1900-01-01
EP1231252A3
2002-02-08
2004-12-29
PIONEER CORPORATION | TOHOKU PIONEER CORPORATION | NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
MATSUO, SHINJI, NIPPON STEEL CHEM. CO., LTD. | ISHII, KAZUO, NIPPON STEEL CHEM. CO., LTD. | MIYAZAKI, HIROSHI, NIPPON STEEL CHEM. CO., LTD. | YUKI, TOSHINAO, TOHOKU PIONEER CORPORATION | NAKADA, HITOSHI, TOHOKU PIONEER CORPORATION | MURAYAMA, RYUJI, TOHOKU PIONEER CORPORATION | SAWADA, YASUHIKO, TOHOKU PIONEER CORPORATION | NAIJO, TSUYOSHI, TOHOKU PIONEER CORPORATION | FUKUDA, YOSHINORI, TOHOKU PIONEER CORPORATION
注释

Organic electroluminescent material and device made therefrom
1900-01-01
EP1231252A2
2002-02-08
2002-08-14
PIONEER CORPORATION | TOHOKU PIONEER CORPORATION | NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
MATSUO, SHINJI, NIPPON STEEL CHEM. CO., LTD. | ISHII, KAZUO, NIPPON STEEL CHEM. CO., LTD. | MIYAZAKI, HIROSHI, NIPPON STEEL CHEM. CO., LTD. | YUKI, TOSHINAO, TOHOKU PIONEER CORPORATION | NAKADA, HITOSHI, TOHOKU PIONEER CORPORATION | MURAYAMA, RYUJI, TOHOKU PIONEER CORPORATION | SAWADA, YASUHIKO, TOHOKU PIONEER CORPORATION | NAIJO, TSUYOSHI, TOHOKU PIONEER CORPORATION | FUKUDA, YOSHINORI, TOHOKU PIONEER CORPORATION
注释