Haruo Yuasa

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Kuga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Nonwoven fabric in an electret state and process for its production
- Patent number 5,409,766
- Issue date Apr 25, 1995
- Mitsui Petrochemical Industries, Ltd.
- Haruo Yuasa
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Device for manufacturing a filter
- Patent number 5,376,218
- Issue date Dec 27, 1994
- Mitsui Petrochemical Industries, Ltd.
- Masayuki Mito
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL