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Patent applications and USPTO patent grants for Sakai; Yasuzo.The latest application filed is for "drainage processing apparatus and drainage processing method".
Patent | Date |
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Drainage processing apparatus and drainage processing method Grant 10,960,404 - Hanai , et al. March 30, 2 | 2021-03-30 |
Wastewater treatment method and wastewater treatment system Grant 10,800,681 - Hanai , et al. October 13, 2 | 2020-10-13 |
Scrubber wastewater treatment method and scrubber wastewater treatment device Grant 10,618,827 - Hanai , et al. | 2020-04-14 |
Drainage Processing Apparatus And Drainage Processing Method App 20180311680 - HANAI; Yosuke ;   et al. | 2018-11-01 |
Wastewater Treatment Method And Wastewater Treatment System App 20180305227 - HANAI; Yosuke ;   et al. | 2018-10-25 |
Scrubber Wastewater Treatment Method And Scrubber Wastewater Treatment Device App 20170267555 - HANAI; Yosuke ;   et al. | 2017-09-21 |
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