Kaga; Youichirou

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kaga; Youichirou.The latest application filed is for "silicon nitride sintered substrate, silicon nitride sintered substrate sheet, circuit substrate, and production method for silicon nitride sintered substrate".

Company Profile

2.10.7

Kaga; Youichirou - Tokyo JP
Kaga; Youichirou - Kitakyushi JP
Kaga; Youichirou - Kitakyushi-shi JP
Kaga; Youichirou - Saitama JP
Kaga; Youichirou - Kitakyushu JP
Kaga; Youichirou - Kitakyushu-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
Silicon nitride sintered substrate, silicon nitride sintered substrate sheet, circuit substrate, and production method for silicon nitride sintered substrate Grant 10,669,210 - Imamura , et al.	2020-06-02
Silicon Nitride Sintered Substrate, Silicon Nitride Sintered Substrate Sheet, Circuit Substrate, And Production Method For Silicon Nitride Sintered Substrate App 20190031566 - IMAMURA; Hisayuki ; et al.	2019-01-31
Silicon nitride substrate and method for producing silicon nitride substrate Grant 9,655,237 - Kaga May 16, 2	2017-05-16
Silicon nitride substrate manufacturing method, silicon nitride substrate, silicon nitride circuit substrate, and semiconductor module Grant 8,858,865 - Kaga , et al. October 14, 2	2014-10-14
Silicon Nitride Substrate And Method For Producing Silicon Nitride Substrate App 20140220302 - Kaga; Youichirou	2014-08-07
Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the same Grant 8,586,493 - Kaga , et al. November 19, 2	2013-11-19
Circuit board and semiconductor module using this, production method for circuit board Grant 8,563,869 - Kaga , et al. October 22, 2	2013-10-22
Silicon Nitride Substrate Manufacturing Method, Silicon Nitride Substrate, Silicon Nitride Circuit Substrate, And Semiconductor Module App 20110272187 - Kaga; Youichirou ; et al.	2011-11-10
Silicon Nitride Sintered Body, Method Of Producing The Same, And Silicon Nitride Circuit Substrate And Semiconductor Module Using The Same App 20110176277 - Kaga; Youichirou ; et al.	2011-07-21
Silicon nitride substrate, method of manufacturing the same, and silicon nitride circuit board and semiconductor module using the same Grant 7,948,075 - Kaga , et al. May 24, 2	2011-05-24
Silicon nitride substrate, a manufacturing method of the silicon nitride substrate, a silicon nitride wiring board using the silicon nitride substrate, and semiconductor module Grant 7,915,533 - Kaga , et al. March 29, 2	2011-03-29
Silicon nitride substrate, method of manufacturing the same, and silicon nitride circuit board and semiconductor module using the same App 20090224399 - Kaga; Youichirou ; et al.	2009-09-10
Circuit Board And Semiconductor Module Using This, Production Method For Circuit Board App 20090101392 - Kaga; Youichirou ; et al.	2009-04-23
Silicon Nitride Substrate, A Manufacturing Method Of The Silicon Nitride Substrate, A Silicon Nitride Wiring Board Using The Silicon Nitride Substrate, And Semiconductor Module App 20090039477 - Kaga; Youichirou ; et al.	2009-02-12

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