Patent Assignment
Reel/Frame 028062/0163
Assignment of Assignor's Interest
Recorded: 2012-04-17
Pages: 4
Assignors
KAI, TAKAHIRO
Executed: 2012-03-28
YAMAMOTO, TOSHIHIRO
Executed: 2012-03-28
KOMORI, MASAKI
Executed: 2012-03-28
YOSHIMURA, KAZUAKI
Executed: 2012-03-28
TSUJI, TAISHI
Executed: 2012-03-28
TAKAHASHI, YASUHIRO
Executed: 2012-03-28
YUKI, TOSHINAO
Executed: 2012-03-28
NAKAJIMA, YUSUKE
Executed: 2012-03-28
Assignees
NIPPON STEEL CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU, TOKYO, 101-0021, JAPAN
PIONEER CORPORATION
1-1, SHIN-OGURA, SAIWAI-KU, KAWASAKI-SHI, KANAGAWA, 212-0031, JAPAN
TOHOKU PIONEER CORPORATION
1105, AZA-NIKKO, OAZA-KUNOMOTO, TENDO-SHI, YAMAGATA, 994-8585, JAPAN
Covered Property
(1)
Organic Electroluminescent Device Having an Electron- and/or Exciton-Blocking Layer Comprising an Indolocarbazole Compound
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 20, 2013
From: NIPPON STEEL CHEMICAL CO., LTD.
To: NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
Reel/Frame 030049/0771 →
Change of Name
Dec 18, 2018
From: NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 047805/0595 →
Change of Address
Nov 13, 2019
From: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 050998/0200 →
Assignment of Assignor's Interest
Jul 5, 2023
From: PIONEER CORPORATION; TOHOKU PIONEER CORPORATION
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 064153/0626 →