Patent Assignment
Reel/Frame 018112/0793
Assignment of Assignor's Interest
Recorded: 2006-07-17
Pages: 3
Assignor
TAKANASHI, KEIICHI
Executed: 2006-07-12
Assignee
SUMCO CORPORATION
2-1, SHIBAURA 1-CHOME, MINATO-KU TOKYO, JAPAN
Covered Property
(1)
Mechanism for Controlling Melt Level in Single Crystal Pulling Apparatus, Method for Controlling Melt Level in Single Crystal Pulling Apparatus, Mechanism for Adjusting Melt Level in Single Crystal Pulling Apparatus and Method for Adjusting Melt Level While Pulling