Hiroyuki Yokomatsu

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Tochigi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Absorbent article with free edge portions
- Patent number 6,326,525
- Issue date Dec 4, 2001
- Kao Corporation
- Mitsugu Hamajima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Absorbent member sealed between a topsheet and a backsheet
- Patent number 6,302,872
- Issue date Oct 16, 2001
- Kao Corporation
- Futoshi Teranishi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL