Atsushi Udagawa

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light fiber and a method for producing the same
- Patent number 6,563,993
- Issue date May 13, 2003
- 3M Innovative Properties Company
- Kengo Imamura
- G02 - OPTICS
Information Patent Grant
Light fibers and methods for producing the same
- Patent number 6,519,401
- Issue date Feb 11, 2003
- 3M Innovative Properties Company
- Kengo Imamura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fluorine system water- and oil-repellent agent
- Patent number 5,475,070
- Issue date Dec 12, 1995
- Minnesota Mining and Manufacturing Company
- Masahiro Ashizawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...