loadpatents
Patent applications and USPTO patent grants for Ishigaki; Takuya.The latest application filed is for "surface-coated cutting tool".
Patent | Date |
---|---|
Resonance type power supply device Grant 11,424,685 - Uei , et al. August 23, 2 | 2022-08-23 |
Surface-coated Cutting Tool App 20220111446 - ISHIGAKI; Takuya ;   et al. | 2022-04-14 |
Surface Coated Cutting Tool Having Hard Coating Layer Exhibiting Excellent Chipping Resistance App 20210402486 - ISHIGAKI; Takuya ;   et al. | 2021-12-30 |
Resonance Type Power Supply Device App 20210273568 - UEI; Yusuke ;   et al. | 2021-09-02 |
Surface-coated cutting tool having hard coating layer exhibiting excellent chipping resistance and wear resistance Grant 11,040,402 - Ishigaki , et al. June 22, 2 | 2021-06-22 |
Power supply apparatus Grant 10,541,549 - Sato , et al. Ja | 2020-01-21 |
Surface-coated Cutting Tool Having Hard Coating Layer Exhibiting Excellent Chipping Resistance And Wear Resistance App 20190358711 - ISHIGAKI; Takuya ;   et al. | 2019-11-28 |
Power Converter App 20190273440 - IKARASHI; Daisuke ;   et al. | 2019-09-05 |
Power Supply Apparatus App 20180166903 - SATO; Fumihiro ;   et al. | 2018-06-14 |
Power conversion apparatus with frequency operation change based on input voltage Grant 9,887,638 - Norimatsu , et al. February 6, 2 | 2018-02-06 |
Power conversion device and power conversion control method for the same Grant 9,806,622 - Norimatsu , et al. October 31, 2 | 2017-10-31 |
Power supply apparatus Grant 9,750,125 - Norimatsu , et al. August 29, 2 | 2017-08-29 |
Power Conversion Device and Power Conversion Control Method for the Same App 20160352229 - NORIMATSU; Yasuaki ;   et al. | 2016-12-01 |
Power Supply Apparatus App 20160352230 - NORIMATSU; Yasuaki ;   et al. | 2016-12-01 |
Power Conversion Apparatus App 20160254758 - NORIMATSU; Yasuaki ;   et al. | 2016-09-01 |
Semiconductor device and power supply using the same Grant 8,120,345 - Akiyama , et al. February 21, 2 | 2012-02-21 |
Power Supply Unit And Control Circuit Of Power Supply Unit App 20100301823 - ISHIGAKI; Takuya ;   et al. | 2010-12-02 |
Semiconductor Device And Power Supply Using The Same App 20090243575 - AKIYAMA; Noboru ;   et al. | 2009-10-01 |
Switching power supply Grant 7,385,380 - Ishigaki , et al. June 10, 2 | 2008-06-10 |
Switching Power Supply App 20070262761 - ISHIGAKI; Takuya ;   et al. | 2007-11-15 |
Power supply driver circuit Grant 7,138,786 - Ishigaki , et al. November 21, 2 | 2006-11-21 |
Power supply driver circuit App 20060113979 - Ishigaki; Takuya ;   et al. | 2006-06-01 |
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