Hitoshi Ando

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Kusatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Titanium oxide particles and method of producing same
- Patent number 5,624,667
- Issue date Apr 29, 1997
- Ishihara Sangyo Kaisha, Ltd.
- Masatsuyo Maruo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Titanium oxide particles and method of scavenging noxious materials
- Patent number 5,480,636
- Issue date Jan 2, 1996
- Ishihara Sangyo Kaisha, Ltd.
- Masatsuyo Maruo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE