loadpatents
Patent applications and USPTO patent grants for Okuma; Yasuhiro.The latest application filed is for "electric power converter".
Patent | Date |
---|---|
Entirely integrated EMI filter based on a flexible multi-layer strip material Grant 8,183,966 - Xu , et al. May 22, 2 | 2012-05-22 |
Electric Power Converter App 20120044728 - YATSU; Makoto ;   et al. | 2012-02-23 |
EMI filter with an integrated structure of common-mode inductors and differential-mode capacitors realized by flexible printed circuit board Grant 7,999,633 - Xu , et al. August 16, 2 | 2011-08-16 |
Entirely Integrated Emi Filter Based On A Flexible Multi-layer Strip Material App 20100245008 - XU; Dehong ;   et al. | 2010-09-30 |
EMI filter with an integrated structure of common-mode inductors and differential-mode capacitors realized by flexible printed circuit board App 20090128258 - Xu; Dehong ;   et al. | 2009-05-21 |
Power conversion apparatus Grant 7,245,508 - Tokuda , et al. July 17, 2 | 2007-07-17 |
Starting circuit for power-converting apparatus Grant 7,098,558 - Okuma , et al. August 29, 2 | 2006-08-29 |
Power conversion apparatus App 20060007712 - Tokuda; Hirokazu ;   et al. | 2006-01-12 |
Uninterruptible power supply App 20050269882 - Kobayashi, Nobuyuki ;   et al. | 2005-12-08 |
Electric power converting device Grant 6,940,188 - Okuma September 6, 2 | 2005-09-06 |
Power converter Grant 6,940,734 - Okuma September 6, 2 | 2005-09-06 |
Starting circuit for power-converting apparatus App 20050088860 - Okuma, Yasuhiro ;   et al. | 2005-04-28 |
Electric power converting device App 20050002212 - Okuma, Yasuhiro | 2005-01-06 |
Power converter App 20040233688 - Okuma, Yasuhiro | 2004-11-25 |
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