Megumi Takeuchi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Lithography mask blank
- Patent number 7,781,125
- Issue date Aug 24, 2010
- Hoya Corporation
- Masao Ushida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phase shift mask and phase shift mask blank
- Patent number 6,395,434
- Issue date May 28, 2002
- Hoya Corporation
- Osamu Nozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phase shift mask and phase shift mask blank
- Patent number 6,335,124
- Issue date Jan 1, 2002
- Hoya Corporation
- Hideaki Mitsui
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Phase shift mask and phase shift mask blank
- Patent number 6,087,047
- Issue date Jul 11, 2000
- Hoya Corporation
- Hideaki Mitsui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electro-conductive oxides and electrodes using the same
- Patent number 5,955,178
- Issue date Sep 21, 1999
- Hoya Corporation
- Masahiro Orita
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Electro-conductive oxide electrodes and devices using the same
- Patent number 5,843,341
- Issue date Dec 1, 1998
- Hoya Corporation
- Masahiro Orita
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Electro-conductive oxides and electrodes using the same
- Patent number 5,681,671
- Issue date Oct 28, 1997
- Hoya Corporation
- Masahiro Orita
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Electro-conductive oxides and electrodes using the same
- Patent number 5,622,653
- Issue date Apr 22, 1997
- Hoya Corporation
- Masahiro Orita
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CARBONIZING DEVICE
- Publication number 20140079598
- Publication date Mar 20, 2014
- Mamoru Ito
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
CARBONIZING DEVICE
- Publication number 20120325642
- Publication date Dec 27, 2012
- Mamoru Ito
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Lithography mask blank
- Publication number 20050250018
- Publication date Nov 10, 2005
- Masao Ushida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Megumi Takeuchi

Person

Patents Grantslast 30 patents

Lithography mask blank

Phase shift mask and phase shift mask blank

Phase shift mask and phase shift mask blank

Phase shift mask and phase shift mask blank

Electro-conductive oxides and electrodes using the same

Electro-conductive oxide electrodes and devices using the same

Electro-conductive oxides and electrodes using the same

Electro-conductive oxides and electrodes using the same

Patents Applicationslast 30 patents

CARBONIZING DEVICE

CARBONIZING DEVICE

Lithography mask blank