Akihiro Hashimoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite fibers, water-absorbing material using the composite fibe...
- Patent number 5,143,786
- Issue date Sep 1, 1992
- Showa Denko Kabushiki Kaisha
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composite fibres, water-absorbing material using the composite fibr...
- Patent number 5,071,705
- Issue date Dec 10, 1991
- Showa Denko K.K.
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water-absorbing composite body
- Patent number 4,966,809
- Issue date Oct 30, 1990
- Showa Denko Kabushiki Kaisha
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus for the production of elastic absorbent
- Patent number 4,931,005
- Issue date Jun 5, 1990
- Showa Denko Kabushiki Kaisha
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Elastic absorbent and process for production thereof
- Patent number 4,902,463
- Issue date Feb 20, 1990
- Showa Denko Kabushiki Kaisha
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Elastic absorbent
- Patent number 4,822,668
- Issue date Apr 18, 1989
- Showa Denko Kabushiki Kaisha
- Toyoaki Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE