Hamadate; Yoshio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hamadate; Yoshio.The latest application filed is for "diagnosing device for on-load tap changing apparatus, diagnosing method for on-load tap changing apparatus, and diagnosing device for transformer".

Company Profile

4.7.6

Hamadate; Yoshio - Tokyo JP
Hamadate; Yoshio - Hitachiohta 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
Stationary induction apparatus Grant 10,665,382 - Miyamoto , et al.	2020-05-26
Stationary induction electrical apparatus Grant 10,658,106 - Yamada , et al.	2020-05-19
Diagnosing device for on-load tap changing apparatus, diagnosing method for on-load tap changing apparatus, and diagnosing device for transformer Grant 10,509,021 - Lu , et al. Dec	2019-12-17
Diagnosing Device for On-Load Tap Changing Apparatus, Diagnosing Method for On-Load Tap Changing Apparatus, and Diagnosing Device for Transformer App 20190101521 - LU; Li ; et al.	2019-04-04
Stationary Induction Apparatus App 20180204670 - MIYAMOTO; Naoya ; et al.	2018-07-19
Stationary Induction Electrical Apparatus App 20180068785 - YAMADA; Youichirou ; et al.	2018-03-08
Power switchgear Grant 9,613,762 - Nukaga , et al. April 4, 2	2017-04-04
Power Switchgear App 20160035501 - NUKAGA; Jun ; et al.	2016-02-04
Superconducting magnet apparatus and magnetic resonance imaging apparatus Grant 7,961,067 - Chiba , et al. June 14, 2	2011-06-14
Superconducting Magnet Apparatus And Magnetic Resonance Imaging Apparatus App 20080024254 - Chiba; Tomoo ; et al.	2008-01-31
Stationary induction apparatus Grant 6,639,497 - Hamadate , et al. October 28, 2	2003-10-28
Stationary induction apparatus App 20020196117 - Hamadate, Yoshio ; et al.	2002-12-26
Stationary induction apparatus Grant 6,469,607 - Hamadate , et al. October 22, 2	2002-10-22

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