Seita; Yukio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Seita; Yukio.The latest application filed is for "porous polypropylene membrane and method for production thereof".

Company Profile

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Seita; Yukio - Fuji JP
Seita; Yukio - Ashigarakami JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Porous polypropylene membrane and method for production thereof Grant 5,354,470 - Seita , et al. October 11, 1	1994-10-11
Permeable membrane excellent in biocompatibility Grant 5,279,738 - Seita , et al. January 18, 1	1994-01-18
Porous polypropylene membrane and methods for production thereof Grant 5,139,529 - Seita , et al. * August 18, 1	1992-08-18
Knurled sheetlike permeable membrane, for production thereof, and body fluid filtering apparatus Grant 5,094,749 - Seita , et al. March 10, 1	1992-03-10
Method for production of hydrophilic porous membrane of polyvinylidene fluoride Grant 5,032,331 - Onishi , et al. July 16, 1	1991-07-16
Hydrophilic porous membrane of polyvinylidene fluoride and method for production thereof Grant 4,943,373 - Onishi , et al. July 24, 1	1990-07-24
Method for the manufacture of flat permeable membrane Grant 4,927,576 - Seita , et al. May 22, 1	1990-05-22
Hydrophilic porous membrane, method for production thereof, and plasma separator using said membrane Grant 4,845,132 - Masuoka , et al. July 4, 1	1989-07-04
Flat permeable membrane Grant 4,743,375 - Seita , et al. May 10, 1	1988-05-10
Hollow fiber membrane and method for manufacture thereof Grant 4,708,800 - Ichikawa , et al. November 24, 1	1987-11-24

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