Michio Yamazaki

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Patents Grantslast 30 patents

Information Patent Grant
Polymeric fluorescent substance and polymer light-emitting device u...
- Patent number 6,818,733
- Issue date Nov 16, 2004
- Sumitomo Chemical Company, Limited
- Michio Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Styryl compounds and coloring synthetic resins therewith
- Patent number 4,331,584
- Issue date May 25, 1982
- Sumitomo Chemical Company, Limited
- Masao Nishikuri
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Polymeric fluorescent substance and polymer light-emitting device u...
- Publication number 20020033665
- Publication date Mar 21, 2002
- Sumitomo Chemical Company, Limited
- Michio Yamazaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...