Akira Koyama

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum material for electrode of electrolytic capacitor and metho...
- Patent number 6,876,541
- Issue date Apr 5, 2005
- Nichicon Corporation
- Taro Kato
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
GRAPHITE PARTICLES
- Publication number 20250233150
- Publication date Jul 17, 2025
- SEC CARBON, LIMITED
- Koji KURODA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING GRAPHITE PARTICLES
- Publication number 20240391780
- Publication date Nov 28, 2024
- SEC CARBON, LIMITED
- Koji KURODA
- C01 - INORGANIC CHEMISTRY