loadpatents
Patent applications and USPTO patent grants for Kamata; Isamu.The latest application filed is for "water-lifting pump apparatus and method of controlling operation thereof".
Patent | Date |
---|---|
Water-lifting pump apparatus and method of controlling operation thereof Grant 8,496,444 - Kamata , et al. July 30, 2 | 2013-07-30 |
Water-lifting Pump Apparatus And Method Of Controlling Operation Thereof App 20110085918 - KAMATA; Isamu ;   et al. | 2011-04-14 |
Water-lifting pump apparatus and method for controlling operation thereof Grant 7,874,809 - Kamata , et al. January 25, 2 | 2011-01-25 |
Water-lifting pump apparatus and method for controlling operation thereof App 20070122290 - Kamata; Isamu ;   et al. | 2007-05-31 |
Vacuum valve controller Grant 7,013,909 - Shimizu , et al. March 21, 2 | 2006-03-21 |
Vacuum valve controller App 20040226606 - Shimizu, Osamu ;   et al. | 2004-11-18 |
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