Toshiaki Tamamura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Microactuator device and optical switching system using the same
- Patent number 7,092,593
- Issue date Aug 15, 2006
- Nikon Corporation
- Keiichi Akagawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Optical device
- Patent number 7,082,251
- Issue date Jul 25, 2006
- NTT Electronics Corporation
- Katsuhiko Kurumada
- G02 - OPTICS
Information Patent Grant
Light-beam switching/adjusting apparatus and manufacturing method t...
- Patent number 7,010,200
- Issue date Mar 7, 2006
- Nikon Corporation
- Keiichi Akagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Waveguide type optical device and position detecting method
- Patent number 7,006,722
- Issue date Feb 28, 2006
- NTT Electronics Corporation
- Katsuhiko Kurumada
- G01 - MEASURING TESTING
Information Patent Grant
Matrix switch of optical waveguide type and method for manufacturin...
- Patent number 6,954,562
- Issue date Oct 11, 2005
- NTT Electronics Corporation
- Tatsuo Izawa
- G02 - OPTICS
Information Patent Grant
Resist material and fabrication method thereof
- Patent number 6,395,447
- Issue date May 28, 2002
- Nippon Telegraph and Telephone Corporation
- Tetsuyoshi Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resist material and fabrication method thereof
- Patent number 6,177,231
- Issue date Jan 23, 2001
- Nippon Telegraph and Telephone Corporation
- Tetsuyoshi Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing porous anodized alumina film
- Patent number 6,139,713
- Issue date Oct 31, 2000
- Nippon Telegraph & Telephone Corporation
- Hideki Masuda
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Thermo-optic devices
- Patent number 6,084,050
- Issue date Jul 4, 2000
- Nippon Telegraph & Telephone Corporation
- Naoki Ooba
- G02 - OPTICS
Information Patent Grant
Polyimide optical waveguide and method of manufacturing the same
- Patent number 5,598,501
- Issue date Jan 28, 1997
- Nippon Telegraph & Telephone Corporation
- Yasuko Maruo
- G02 - OPTICS
Information Patent Grant
Polimide optical waveguide
- Patent number 5,572,619
- Issue date Nov 5, 1996
- Nippon Telegraph & Telephone Corporation
- Yasuko Maruo
- G02 - OPTICS
Information Patent Grant
Method of fabricating a quantum dot structure on a (n11) substrate
- Patent number 5,543,354
- Issue date Aug 6, 1996
- Nippon Telegraph & Telephone Corporation
- N otzel Richard
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Distributed reflector and wavelength-tunable semiconductor laser
- Patent number 5,325,392
- Issue date Jun 28, 1994
- Nippon Telegraph and Telephone Corporation
- Yuichi Tohmori
- G02 - OPTICS
Information Patent Grant
Polymer film with conductive pattern and method of manufacturing th...
- Patent number 4,898,766
- Issue date Feb 6, 1990
- Nippon Telegraph & Telephone Corporation
- Toshiaki Tamamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Photosensitive resin composition and process for forming photo-resi...
- Patent number 4,702,990
- Issue date Oct 27, 1987
- Nippon Telegraph & Telephone Corporation
- Akinobu Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polymer film with conductive pattern and method of manufacturing th...
- Patent number 4,608,129
- Issue date Aug 26, 1986
- Nippon Telegraphy and Telephone
- Toshiaki Tamamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pattern forming material of a siloxane polymer
- Patent number 4,564,579
- Issue date Jan 14, 1986
- Nippon Telegraph & Telephone Public Corporation
- Masao Morita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrically conducting polymer film and method of manufacturing th...
- Patent number 4,559,112
- Issue date Dec 17, 1985
- Nippon Telegraph & Telephone
- Toshiaki Tamamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pattern forming material and method for forming pattern therewith
- Patent number 4,507,384
- Issue date Mar 26, 1985
- Nippon Telegraph & Telephone Public Corporation
- Masao Morita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for forming micropattern
- Patent number 4,426,247
- Issue date Jan 17, 1984
- Nippon Telegraph & Telephone Public Corporation
- Toshiaki Tamamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Microactuator device and optical switching system using the same
- Publication number 20050213878
- Publication date Sep 29, 2005
- Nikon Corporation
- Keiichi Akagawa
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20050163428
- Publication date Jul 28, 2005
- NTT ELECTRONICS CORPORATION
- Katsuhiko Kurumada
- G02 - OPTICS
Information Patent Application
WAVEGUIDE TYPE OPTICAL DEVICE AND POSITION DETECTING METHOD,,.
- Publication number 20050163421
- Publication date Jul 28, 2005
- NTT ELECTRONICS CORPORATION
- Katsuhiko Kurumada
- G01 - MEASURING TESTING
Information Patent Application
Light-beam switching/adjusting apparatus and manufacturing method t...
- Publication number 20050018955
- Publication date Jan 27, 2005
- Nikon Corporation
- Keiichi Akagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Matrix switch of optical waveguide type and method for manufacturin...
- Publication number 20040141679
- Publication date Jul 22, 2004
- NTT ELECTRONICS CORPORATION
- Tatsuo Izawa
- G02 - OPTICS

Toshiaki Tamamura

Person

Patents Grantslast 30 patents

Microactuator device and optical switching system using the same

Optical device

Light-beam switching/adjusting apparatus and manufacturing method t...

Waveguide type optical device and position detecting method

Matrix switch of optical waveguide type and method for manufacturin...

Resist material and fabrication method thereof

Resist material and fabrication method thereof

Method of manufacturing porous anodized alumina film

Thermo-optic devices

Polyimide optical waveguide and method of manufacturing the same

Polimide optical waveguide

Method of fabricating a quantum dot structure on a (n11) substrate

Distributed reflector and wavelength-tunable semiconductor laser

Polymer film with conductive pattern and method of manufacturing th...

Photosensitive resin composition and process for forming photo-resi...

Polymer film with conductive pattern and method of manufacturing th...

Pattern forming material of a siloxane polymer

Electrically conducting polymer film and method of manufacturing th...

Pattern forming material and method for forming pattern therewith

Method for forming micropattern

Patents Applicationslast 30 patents

Microactuator device and optical switching system using the same

Optical device

WAVEGUIDE TYPE OPTICAL DEVICE AND POSITION DETECTING METHOD,,.

Light-beam switching/adjusting apparatus and manufacturing method t...

Matrix switch of optical waveguide type and method for manufacturin...