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Patent applications and USPTO patent grants for Nishi; Mieko.The latest application filed is for "spiral membrane element".
Patent | Date |
---|---|
Spiral membrane element Grant 11,433,356 - Nishi , et al. September 6, 2 | 2022-09-06 |
Spiral membrane element Grant 11,305,237 - Nishi , et al. April 19, 2 | 2022-04-19 |
Spiral membrane element Grant 11,273,414 - Nishi , et al. March 15, 2 | 2022-03-15 |
Spiral membrane element Grant 10,987,632 - Nishi , et al. April 27, 2 | 2021-04-27 |
Spiral membrane element Grant 10,974,200 - Nishi , et al. April 13, 2 | 2021-04-13 |
Spiral Membrane Element App 20190255487 - Nishi; Mieko ;   et al. | 2019-08-22 |
Spiral Membrane Element App 20190247794 - Nishi; Mieko ;   et al. | 2019-08-15 |
Spiral Membrane Element App 20190001274 - Nishi; Mieko ;   et al. | 2019-01-03 |
Porous Support, Composite Semipermeable Membrane And Spiral Wound Separation Membrane Element App 20170348645 - NISHI; Mieko ;   et al. | 2017-12-07 |
Composite membrane support and composite membrane using the same Grant 9,409,377 - Yoshida , et al. August 9, 2 | 2016-08-09 |
Composite Membrane Support And Composite Membrane Using The Same App 20120043272 - Yoshida; Minoru ;   et al. | 2012-02-23 |
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