Osaka; Syohei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Osaka; Syohei.The latest application filed is for "current resonant dc-dc converter of multi-output type".

Company Profile

0.7.9

Osaka; Syohei - Niiza JP
Osaka; Syohei - Saitama JP
OSAKA; Syohei - Niiza-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus for driving light emitting elements and electronic appliance employing the apparatus Grant 8,314,757 - Osaka November 20, 2	2012-11-20
Current resonant DC-DC converter of multi-output type Grant 7,768,801 - Usui , et al. August 3, 2	2010-08-03
Current Resonant Dc-dc Converter Of Multi-output Type App 20090251925 - Usui; Hiroshi ; et al.	2009-10-08
Apparatus For Driving Light Emitting Elements And Electronic Appliance Employing The Apparatus App 20090146932 - OSAKA; Syohei	2009-06-11
Switching power supply apparatus Grant 7,522,430 - Osaka April 21, 2	2009-04-21
Switching Power Supply Apparatus App 20070274105 - Osaka; Syohei	2007-11-29
Power factor improving circuit and switching power supply App 20070164717 - Osaka; Syohei	2007-07-19
DC power supply apparatus Grant 7,239,533 - Fukumoto , et al. July 3, 2	2007-07-03
Resonance type switching power source Grant 7,212,415 - Osaka May 1, 2	2007-05-01
Switching power source apparatus and power factor corrector Grant 7,176,660 - Usui , et al. February 13, 2	2007-02-13
Resonant power source apparatus Grant 7,116,561 - Osaka October 3, 2	2006-10-03
Resonant power source apparatus App 20060146580 - Osaka; Syohei	2006-07-06
DC power supply apparatus App 20060113973 - Fukumoto; Yukinari ; et al.	2006-06-01
Power factor improving circuit and control circuit for power factor improving circuit App 20060055386 - Osaka; Syohei	2006-03-16
Switching power source apparatus and power factor corrector App 20050269997 - Usui, Hiroshi ; et al.	2005-12-08
Resonance type switching power source App 20050157522 - Osaka, Syohei	2005-07-21

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