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Syoichi Yasue
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Minokamo, JP
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Patents Grants
last 30 patents
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Patent Grant
Hub ring and supporting plate for a filter and methods for manufact...
Patent number
RE36133
Issue date
Mar 9, 1999
Nagase & Co. Ltd.
Syoichi Yasue
210 - Liquid purification or separation
Information
Patent Grant
Hub ring and supporting plate for a filter
Patent number
5,858,230
Issue date
Jan 12, 1999
Nagase & Co. Ltd.
Syoichi Yasue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Hub ring and supporting plate for a filter and methods for manufact...
Patent number
5,829,138
Issue date
Nov 3, 1998
Nagase & Co., Ltd.
Syoichi Yasue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing a supporting plate for a filter
Patent number
5,788,860
Issue date
Aug 4, 1998
Nagase & Co., Ltd. and Kabushiki Kaisha Toukai Spring Seisakusho
Syoichi Yasue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing a hub ring for a filter
Patent number
5,755,034
Issue date
May 26, 1998
Nagase & Co., Ltd.
Syoichi Yasue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Hub ring and supporting plate for a filter and methods for manufact...
Patent number
5,611,925
Issue date
Mar 18, 1997
Filtration Systems, Inc.
Syoichi Yasue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL