Yoshifumi Midori

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Honjo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Non-linear dielectric element
- Patent number 4,447,549
- Issue date May 8, 1984
- TDK Kabushiki Kaisha
- Sho Masujima
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Non-linear polycrystalline barium titanate-type dielectric element
- Patent number 4,404,029
- Issue date Sep 13, 1983
- TDK Electronics Co., Ltd.
- Shoichi Iwaya
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES