Patent Assignment
Reel/Frame 020869/0502
Assignment of Assignor's Interest
Recorded: 2008-04-29
Pages: 4
Assignors
IKEBE, HIROAKI
Executed: 2007-04-18
UCHIDA, MASAYUKI
Executed: 2007-04-18
BETCHAKU, HITOSHI
Executed: 2007-04-16
Assignees
TOYO ENGINEERING CORPORATION
2-5, KASUMIGASEKI 3-CHOME, CHIYODA-KU, TOKYO, 100-6007, JAPAN
WATER RE-USE PROMOTION CENTER
4-5, NIHONBASHI-YOKOYAMA-CHO, CHUO-KU, TOKYO, 103-0003, JAPAN
Covered Property
(1)
Method of Treating Waste Liquid from Production Plant for Hydrocarbons or Oxygen-Containing Compounds
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.