标题

Organic electroluminescent material and device made therefrom

授权日

1900-01-01

公开（公告）号

EP1231252A2

申请日

2002-02-08

公开（公告）日

2002-08-14

当前申请（专利权）人

PIONEER CORPORATION | TOHOKU PIONEER CORPORATION | NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.

发明人

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

简单同族

EP1231252A2 | EP1231252A3 | JP2002235077A | KR100497075B1 | KR1020020066387A

简单同族成员数量

5

简单同族被引用专利总数

17

诉讼案件数

0

法律状态/事件

撤回 | 权利转移