Tadayoshi Utsumi

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Fujieda, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyvinyl alcohol fiber containing tourmaline particles
- Patent number 5,928,784
- Issue date Jul 27, 1999
- Life Energy Industry Inc.
- Toshio Sugihara
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for preparing superfine ion-exchange fibers
- Patent number 4,264,676
- Issue date Apr 28, 1981
- Nitivy Co., Ltd.
- Mitsutaka Uzumaki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Partially polyenized polyvinyl alcohol fibers with ion-exchange cap...
- Patent number 4,125,486
- Issue date Nov 14, 1978
- Nitivy Co., Ltd.
- Mitsutaka Uzumaki
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING