Patent Assignment
Reel/Frame 047237/0179
Merger
Recorded: 2018-10-15
Pages: 28
Assignor
JAPAN SUPER QUARTZ CORPORATION
Executed: 2012-11-05
Assignee
SUMCO CORPORATION
2-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Properties
(51)
Synthetic Quartz Powder, Its Production Process, and Synthetic Quartz Crucible
Surface Modification Process of Quartz Glass Crucible
Modification Process of Synthetic Silica Powder and Its Quartz Glass Product
Process and Device for Producing a Quartz Glass Crucible by Ring-Like Arc, and Its Quartz Glass Crucible
Reforming Process of Quartz Glass Crucible
Evaluation Process of Reactivity of Silica Glass with Silicon Melt and Vibration at Its Surface, and Silica Glass Crucible Not Causing the Surface Vibration
Silica Glass Crucible
Surface Modified Quartz Glass Crucible and Its Modification Process
Method for Purification of Silica Particles, Purifier, and Purified Silica Particles
Silica Glass Crucible and Method for Pulling Up Silicon Single Crystal Using the Same
Method for Producing Quartz Glass Crucible
Arc Discharge Apparatus, Apparatus and Method for Manufacturing Vitreous Silica Glass Crucible, and Method for Pulling Up Silicon Single Crystal
Method and Apparatus for Manufacturing Vitreous Silica Crucible
Vitreous Silica Crucible for Pulling Single-Crystal Silicon and Method of Manufacturing the Same
Method and Apparatus for Manufacturing Vitreous Silica Crucible
Method of Producing Vitreous Silica Crucible
High-Purity Vitreous Silica Crucible for Pulling Large-Diameter Single-Crystal Silicon Ingot
High-Purity Vitreous Silica Crucible Used for Pulling Large-Diameter Single-Crystal Silicon Ingot
Vitreous Silica Crucible for Pulling Single-Crystal Silicon
Method of Manufacturing Silica Glass Crucible for Pulling Silicon Single Crystals
Silica Glass Crucible
Crucible Lift Device and Method for Taking-Out Crucible
Fluid-Cooled Mold
Apparatus for the Production of Silica Crucible
Arc Discharge Method, Arc Discharge Apparatus, and Fused Silica Crucible Manufacturing Apparatus
Method and Apparatus for Manufacturing Fused Silica Crucible, and the Fused Silica Crucible
Method of Manufacturing Carbon Electrode
Mold for Producing a Silica Crucible
Silica Glass Crucible for Pulling Up Silicon Single Crystal, Method for Manufacturing Thereof and Method for Manufacturing Silicon Single Crystal
Silica Glass Crucible for Pulling Up Silicon Single Crystal and Method for Manufacturing Thereof
Silica Glass Crucible for Pulling Up Silicon Single Crystal and Method for Manufacturing Thereof
Method and Apparatus for Detecting Colored Foreign Particles in Quartz Powder Material
Method for Manufacturing Silicon Single Crystal
Vitreous Silica Crucible Manufacturing Apparatus
Carbon Electrode Grinding Apparatus
Mold for Producing Silica Crucible
Mold for Producing Silica Crucible
Mold for Producing Silica Crucible
Crucible and Method for Pulling a Single Crystal
Surface Modified Quartz Glass Crucible, and Its Modification Process
Silica Glass Crucible
Modification Process of Synthetic Silica Powder and Its Quartz Glass Product
Method of Manufacturing Silicon Single Crystal, Apparatus for Pulling Silicon Single Crystal and Vitreous Silica Crucible
Silica Crucible for Pulling Silicon Single Crystal and Method of Producing the Same
Apparatus for Manufacturing Vitreous Silica Crucible
Method of Manufacturing Fused Silica Crucible
Method of Manufacturing Vitreous Silica Crucible, Vitreous Silica Crucible
Method and Apparatus for Manufacturing Vitreous Silica Crucible
Method of Manufacturing Vitreous Silica Crucible
Apparatus and Method for Manufacturing Vitreous Silica Crucible
Closure for Silica Glass Crucible, Silca Glass Crucible and Method of Handling the Same
Related Assignments
(18)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 23, 2001
From: FUKUI, MASANORI; SATO, TAKAHIRO
To: MITSUBISHI MATERIALS QUARTZ CORPORATION
Reel/Frame 012100/0303 →
Assignment of Assignor's Interest
Sep 9, 2002
From: TSUJIMOTO, TOSHIO; TSUJI, YOSHIYUKI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 013272/0286 →
Assignment of Assignor's Interest
Mar 3, 2003
From: FUKUI, MASANORI; SATOH, TAKAHIRO
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 013808/0919 →
Assignment of Assignor's Interest
May 21, 2003
From: FUKUI, MASANORI; SATOH, MASARU
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 014091/0362 →
Assignment of Assignor's Interest
Jul 29, 2003
From: FUKUI, MASANORI; SATOH, MASARU
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 014360/0959 →
Assignment of Assignor's Interest
Mar 3, 2004
From: KISHI, HIROSHI; KANDA, MINORU; FUKUI, MASANORI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 015031/0464 →
Assignment of Assignor's Interest
Jun 17, 2004
From: TSUJI, YOSHIYUKI; TSUJIMOTO, TOSHIO
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 015476/0587 →
Assignment of Assignor's Interest
Jan 15, 2008
From: KANDA, MINORU; TSUJI, YOSHIYUKI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 020363/0528 →
Assignment of Assignor's Interest
Oct 10, 2008
From: KISHI, HIROSHI; KANDA, MINORU
To: JAPAN SUPER QUARTZ CORPORATION; SUMCO CORPORATION
Reel/Frame 021693/0898 →
Assignment of Assignor's Interest
Oct 10, 2008
From: KISHI, HIROSHI; KANDA, MINORU
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 021693/0922 →
Assignment of Assignor's Interest
Dec 2, 2008
From: KISHI, HIROSHI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 021911/0801 →
Assignment of Assignor's Interest
Feb 19, 2009
From: FUKUI, MASANORI; SUZUKI, KOICHI; FUJITA, TAKESHI
To: JAPAN SUPER QUARTZ CORPORATION; SUMCO CORPORATION
Reel/Frame 022308/0749 →
Assignment of Assignor's Interest
Feb 23, 2009
From: SHIMAZU, ATUSHI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 022295/0653 →
Corretion of Title
Aug 14, 2009
From: FUKUI, MASANORI; SUZUKI, KOICHI; FUJITA, TAKESHI
To: JAPAN SUPER QUARTZ CORPORATION; SUMCO CORPORATION
Reel/Frame 023084/0726 →
Assignment of Assignor's Interest
Sep 1, 2009
From: KISHI, HIROSHI; KANDA, MINORU; MORIKAWA, MASAKI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 023176/0992 →
Assignment of Assignor's Interest
Sep 22, 2009
From: FUJITA, TAKESHI; KANDA, MINORU
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 023262/0854 →
Assignment of Assignor's Interest
Sep 22, 2009
From: FUJITA, TAKESHI; KANDA, MINORU
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 023262/0522 →
Assignment of Assignor's Interest
Dec 28, 2009
From: AZUMA, YUKINAGA; MORIKAWA, MASAKI
To: JAPAN SUPER QUARTZ CORPORATION
Reel/Frame 023706/0353 →