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Patent applications and USPTO patent grants for Iijima; Shigeru.The latest application filed is for "scale trapping unit and water heater".
Patent | Date |
---|---|
Scale trapping unit and water heater Grant 10,197,293 - Kawashima , et al. Fe | 2019-02-05 |
Heat pump water heating system Grant 9,897,341 - Suzuki , et al. February 20, 2 | 2018-02-20 |
Scale Trapping Unit And Water Heater App 20170067654 - KAWASHIMA; Aya ;   et al. | 2017-03-09 |
Heat Pump Water Heating System App 20160010890 - SUZUKI; Kazutaka ;   et al. | 2016-01-14 |
Method and apparatus for extracting lithium by applying voltage across lithium-ion conducting solid electrolyte Grant 5,951,843 - Itoh , et al. September 14, 1 | 1999-09-14 |
Silicon thin film and method of producing the same Grant 5,017,308 - Iijima , et al. May 21, 1 | 1991-05-21 |
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