Kunihiko Oka

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing superconducting PrBa.sub.2 Cu.sub.3 O.sub.y sin...
- Patent number 5,891,828
- Issue date Apr 6, 1999
- Agency of Industrial Science & Technology, Ministry of International Trade &...
- Kunihiko Oka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for preparing a single crystal of lanthanum cuprate
- Patent number 5,057,492
- Issue date Oct 15, 1991
- Agency of Industrial Science and Technology
- Kunihiko Oka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for preparing a single crystal of lanthanum cuprate
- Patent number 4,956,334
- Issue date Sep 11, 1990
- Agency of Industrial Science and Technology
- Kunihiko Oka
- C30 - CRYSTAL GROWTH