Patent Assignment
Reel/Frame 027073/0119
Assignment of Assignor's Interest
Recorded: 2011-10-17
Pages: 3
Assignors
KAI, TAKAHIRO
Executed: 2011-08-19
YAMAMOTO, TOSHIHIRO
Executed: 2011-08-19
KOMORI, MASAKI
Executed: 2011-08-19
YOSHIMURA, KAZUAKI
Executed: 2011-08-19
TSUJI, TAISHI
Executed: 2011-08-19
TAKAHASHI, YASUHIRO
Executed: 2011-08-19
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
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
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 064152/0171 →