Masao Onishi

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Saitama-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Remedies for photochemotherapy
- Patent number 6,500,816
- Issue date Dec 31, 2002
- Nippon Kayaku Kabushiki Kaisha
- Hisao Ekimoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aminium compounds and optical information recording media containin...
- Patent number 6,214,435
- Issue date Apr 10, 2001
- Nippon Kayaku Kabushiki Kaisha
- Masao Onishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermal recording material and novel crystal of bisphenol S derivative
- Patent number 6,114,282
- Issue date Sep 5, 2000
- Nippon Kayaku Kabushiki Kaisha
- Masao Onishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing dioxazine compounds, colored materials therew...
- Patent number 5,859,242
- Issue date Jan 12, 1999
- Nippon Kayaku Kabushiki Kaisha
- Masaaki Ikeda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing dioxazine compounds, colored materials therew...
- Patent number 5,734,050
- Issue date Mar 31, 1998
- Nippon Kayaku Kabushiki Kaisha
- Masaaki Ikeda
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Red fluorescent material and composition containing the same
- Publication number 20050011405
- Publication date Jan 20, 2005
- Masaaki Ikeda
- C07 - ORGANIC CHEMISTRY