Koshizuka; Tadashi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koshizuka; Tadashi.The latest application filed is for "switch".
Company Profile
0.22.25
- Koshizuka; Tadashi - Saitama JP
- KOSHIZUKA; Tadashi - Saitama-shi JP
- Koshizuka; Tadashi - Saitamashi JP
- Koshizuka; Tadashi - Saitama-ken N/A JP
- Koshizuka; Tadashi - Minami-ku JP
Patent Activity
| Patent | Date |
|---|---|
| Excitation inrush current suppressing apparatus and excitation inrush current suppressing method Grant 10,074,971 - Kawasaki , et al. September 11, 2 | 2018-09-11 |
| Gas circuit breaker Grant 10,032,582 - Uchii , et al. July 24, 2 | 2018-07-24 |
| Magnetizing inrush current suppression device Grant 9,704,664 - Koshizuka , et al. July 11, 2 | 2017-07-11 |
| Switch Grant 9,659,727 - Kanaya , et al. May 23, 2 | 2017-05-23 |
| Excitation inrush current suppression device Grant 9,583,934 - Kawasaki , et al. February 28, 2 | 2017-02-28 |
| Inrush current suppression apparatus Grant 9,515,479 - Koshizuka , et al. December 6, 2 | 2016-12-06 |
| Switchgear operating mechanism Grant 9,508,514 - Ohda , et al. November 29, 2 | 2016-11-29 |
| Excitation inrush-current suppression system Grant 9,502,189 - Maruyama , et al. November 22, 2 | 2016-11-22 |
| Magnetizing inrush current suppressing device Grant 9,490,627 - Koshizuka , et al. November 8, 2 | 2016-11-08 |
| Inrush current suppression apparatus Grant 9,425,615 - Koshizuka , et al. August 23, 2 | 2016-08-23 |
| Switch App 20160225557 - KANAYA; Kazuhisa ; et al. | 2016-08-04 |
| Magnetizing inrush current suppression device Grant 9,385,525 - Koshizuka , et al. July 5, 2 | 2016-07-05 |
| Current-limiting Reactor Apparatus App 20160156175 - KOSHIZUKA; Tadashi ; et al. | 2016-06-02 |
| Switchgear Operating Mechanism App 20160099123 - Ohda; Yoshiaki ; et al. | 2016-04-07 |
| Method of estimating the residual magnetic flux of transformer and residual magnetic flux estimation device Grant 9,291,686 - Udagawa , et al. March 22, 2 | 2016-03-22 |
| Magnetizing inrush current suppression apparatus Grant 9,197,057 - Udagawa , et al. November 24, 2 | 2015-11-24 |
| Switchgear App 20150206683 - Ohda; Yoshiaki ; et al. | 2015-07-23 |
| Gas Circuit Breaker App 20150194280 - UCHII; Toshiyuki ; et al. | 2015-07-09 |
| Method Of Suppressing Overvoltage And Device Therefor App 20150171626 - KOSHIZUKA; Tadashi ; et al. | 2015-06-18 |
| Excitation Inrush Current Suppressing Apparatus And Excitation Inrush Current Suppressing Method App 20150124357 - Kawasaki; Kei ; et al. | 2015-05-07 |
| Magnetizing Inrush Current Suppressing Device App 20150085404 - KOSHIZUKA; Tadashi ; et al. | 2015-03-26 |
| Magnetizing Inrush Current Suppression Device App 20150055266 - KOSHIZUKA; Tadashi ; et al. | 2015-02-26 |
| Magnetizing Inrush Current Suppression Device App 20140192443 - KOSHIZUKA; Tadashi ; et al. | 2014-07-10 |
| Excitation Inrush-current Suppression System App 20140168846 - MARUYAMA; Shiro ; et al. | 2014-06-19 |
| Overvoltage suppressing device Grant 8,749,100 - Koshizuka , et al. June 10, 2 | 2014-06-10 |
| Excitation Inrush Current Suppression Device App 20140139959 - KAWASAKI; Kei ; et al. | 2014-05-22 |
| Over-voltage suppression apparatus Grant 8,680,713 - Koshizuka , et al. March 25, 2 | 2014-03-25 |
| Transient Recovery Voltage Measuring Device, Transient Recovery Voltage Measuring Method, And Transient Recovery Voltage Measuring Program App 20140035559 - Koshizuka; Tadashi ; et al. | 2014-02-06 |
| Inrush Current Suppression Apparatus App 20140016235 - KOSHIZUKA; Tadashi ; et al. | 2014-01-16 |
| Inrush Current Suppression Apparatus App 20130300215 - Koshizuka; Tadashi ; et al. | 2013-11-14 |
| Transformer inrush current suppression apparatus Grant 8,564,159 - Udagawa , et al. October 22, 2 | 2013-10-22 |
| Method Of Estimating The Residual Magnetic Flux Of Transformer And Residual Magnetic Flux Estimation Device App 20130176021 - Udagawa; Keisuke ; et al. | 2013-07-11 |
| Magnetizing Inrush Current Suppression Apparatus App 20130163125 - UDAGAWA; Keisuke ; et al. | 2013-06-27 |
| Magnetizing Inrush Current Suppression Apparatus App 20130155553 - KAWASAKI; Kei ; et al. | 2013-06-20 |
| Magnetizing inrush current suppression device for transformer and control method of same Grant 8,217,536 - Koshizuka , et al. July 10, 2 | 2012-07-10 |
| Overvoltage Suppressing Device App 20110211288 - Koshizuka; Tadashi ; et al. | 2011-09-01 |
| Over-voltage Suppression Apparatus App 20110204727 - Koshizuka; Tadashi ; et al. | 2011-08-25 |
| Transformer Inrush Current Suppression Apparatus App 20110181989 - UDAGAWA; Keisuke ; et al. | 2011-07-28 |
| Magnetizing Inrush Current Suppression Device For Transformer And Control Method Of Same App 20100039737 - Koshizuka; Tadashi ; et al. | 2010-02-18 |
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