Kazhisa Iwasa

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Kurosuno, JP

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Patents Grantslast 30 patents

Information Patent Grant
Coated spherical SiO.sub.2 particles
- Patent number 5,846,310
- Issue date Dec 8, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Tamio Noguchi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE