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Toshio Kitao
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Kyoto, JP
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Patents Grants
last 30 patents
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Patent Grant
Nylon composition having increased hydroylzability and method for i...
Patent number
RE34984
Issue date
Jun 27, 1995
Mitsui Toatsu Chemicals, Inc.
Toshio Kitao
525 - Synthetic resins or natural rubbers
Information
Patent Grant
Nylon composition having increased hydrolyzability and method for i...
Patent number
5,272,221
Issue date
Dec 21, 1993
Mitsui Toatsu Chemicals, Incorporated
Toshio Kitao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Alumina fiber with carbon inclusion and a method of producing the same
Patent number
5,069,854
Issue date
Dec 3, 1991
Kyoto Institute of Technology
Toshio Kitao
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Alumina fiber and a method of producing the same
Patent number
5,051,210
Issue date
Sep 24, 1991
Kyoto Institute of Technology
Toshio Kitao
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING