Tetsuyoshi Ishii

Person

Isehara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Read-only laminated information recording medium and manufacturing...
- Patent number 6,654,532
- Issue date Nov 25, 2003
- Nippon Telegraph and Telephone Corporation
- Satoru Tomaru
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical signal processing apparatus and optical signal processing m...
- Patent number 6,456,760
- Issue date Sep 24, 2002
- Nippon Telegraph and Telephone Corporation
- Takashi Kurokawa
- 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
Optical signal processing apparatus and optical signal processing m...
- Patent number 6,122,419
- Issue date Sep 19, 2000
- Nippon Telegraph & Telephone Corporation
- Takashi Kurokawa
- G02 - OPTICS
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
Method of forming resist micropattern
- Patent number 4,634,645
- Issue date Jan 6, 1987
- Nippon Telegraph & Telephone Corporation
- Tadahito Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tetsuyoshi Ishii

Person

Patents Grantslast 30 patents

Read-only laminated information recording medium and manufacturing...

Optical signal processing apparatus and optical signal processing m...

Resist material and fabrication method thereof

Resist material and fabrication method thereof

Optical signal processing apparatus and optical signal processing m...

Thermo-optic devices

Method of forming resist micropattern