Katsumasa Takagi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Excretion absorbing-and-holding device
- Patent number 4,950,262
- Issue date Aug 21, 1990
- Koyo Disposable Goods Co., Ltd.
- Katsumasa Takagi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Vacuum drum apparatus for providing sanitary articles
- Patent number 4,874,456
- Issue date Oct 17, 1989
- Koyo Disposable Goods Company
- Katsumasa Takagi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE