Masaaki Iguchi

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Patents Grantslast 30 patents

Information Patent Grant
Pellicle for lithography
- Patent number 5,234,742
- Issue date Aug 10, 1993
- Shin-Etsu Chemical Co., Ltd.
- Etsuo Hatano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dopant of arsenic, method for the preparation thereof and method fo...
- Patent number 4,929,572
- Issue date May 29, 1990
- Furukawa Co., Ltd.
- Shigeaki Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Single crystal wafer of lithium tantalate
- Patent number 4,898,641
- Issue date Feb 6, 1990
- Shin-Etsu Chemical Co., Ltd.
- Masahiro Ogihara
- C30 - CRYSTAL GROWTH
Information Patent Grant
Single crystal wafer of lithium tantalate
- Patent number 4,776,917
- Issue date Oct 11, 1988
- Shin-Etsu Chemical Co., Ltd.
- Masahiro Ogihara
- C30 - CRYSTAL GROWTH
Information Patent Grant
Single crystal wafer of lithium tantalate
- Patent number 4,755,314
- Issue date Jul 5, 1988
- Shin-Etsu Chemical Co., Ltd.
- Susumu Sakaguchi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for the preparation of single crystals of gadolinium gallium...
- Patent number 4,483,734
- Issue date Nov 20, 1984
- Shin-Etsu Chemical Co., Ltd.
- Susumu Sakaguchi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for the preparation of a ferroelectric substrate plate
- Patent number 4,412,886
- Issue date Nov 1, 1983
- Shin-Etsu Chemical Co., Ltd.
- Susumu Sakaguchi
- H01 - BASIC ELECTRIC ELEMENTS