URAI; Hajime
Patent Applications and Registrations
Patent applications and USPTO patent grants for URAI; Hajime.The latest application filed is for "gas circuit breaker".
- URAI; Hajime - Tokyo JP
- Urai; Hajime - Hitachi JP
| Patent | Date |
|---|---|
| Gas Circuit Breaker App 20210082644 - KOTSUJI; Hideyuki ; et al. | 2021-03-18 |
| Gas circuit breaker Grant 10,916,394 - Sakuyama , et al. February 9, 2 | 2021-02-09 |
| Gas Circuit Breaker App 20200279705 - SAKUYAMA; Toshiaki ; et al. | 2020-09-03 |
| Gas circuit breaker Grant 10,699,863 - Sakuyama , et al. | 2020-06-30 |
| Gas Circuit Breaker App 20190287746 - SAKUYAMA; Toshiaki ; et al. | 2019-09-19 |
| Gas circuit breaker Grant 10,354,821 - Sakuyama , et al. July 16, 2 | 2019-07-16 |
| Gas circuit breaker Grant 10,256,060 - Terada , et al. | 2019-04-09 |
| Gas circuit breaker Grant 10,199,188 - Terada , et al. Fe | 2019-02-05 |
| Gas circuit breaker Grant 10,157,719 - Nakai , et al. Dec | 2018-12-18 |
| Gas Circuit Breaker App 20180277323 - SAKUYAMA; Toshiaki ; et al. | 2018-09-27 |
| Gas Breaker App 20180226214 - KOTSUJI; Hideyuki ; et al. | 2018-08-09 |
| Gas Circuit Breaker App 20180182578 - TERADA; Masanao ; et al. | 2018-06-28 |
| Method for controlling power switching apparatus Grant 9,959,999 - Adachi , et al. May 1, 2 | 2018-05-01 |
| Circuit breaker and circuit breaker operating method Grant 9,899,172 - Urai , et al. February 20, 2 | 2018-02-20 |
| Gas Circuit Breaker App 20180025868 - TERADA; Masanao ; et al. | 2018-01-25 |
| Gas circuit breaker Grant 9,870,884 - Terada , et al. January 16, 2 | 2018-01-16 |
| Gas Circuit Breaker App 20170345593 - NAKAI; Yuki ; et al. | 2017-11-30 |
| Gas Circuit Breaker App 20170278654 - TERADA; Masanao ; et al. | 2017-09-28 |
| Gas circuit breaker Grant 9,620,315 - Terada , et al. April 11, 2 | 2017-04-11 |
| Method for Controlling Power Switching Apparatus App 20160365206 - ADACHI; Koichiro ; et al. | 2016-12-15 |
| Switchgear Grant 9,520,699 - Urai , et al. December 13, 2 | 2016-12-13 |
| Gas Circuit Breaker App 20160203927 - TERADA; Masanao ; et al. | 2016-07-14 |
| Gas circuit breaker Grant 9,336,974 - Kotsuji , et al. May 10, 2 | 2016-05-10 |
| Gas Circuit Breaker App 20150380188 - SAKUYAMA; Toshiaki ; et al. | 2015-12-31 |
| Gas Circuit Breaker App 20150170858 - Kotsuji; Hideyuki ; et al. | 2015-06-18 |
| Switchgear App 20150131207 - Urai; Hajime ; et al. | 2015-05-14 |
| Gas Circuit Breaker App 20150091677 - Urai; Hajime ; et al. | 2015-04-02 |
| Circuit Breaker and Circuit Breaker Operating Method App 20150043121 - Urai; Hajime ; et al. | 2015-02-12 |
| Method of current interruption using puffer type gas circuit breaker with combined-action of cylinder and piston Grant 7,339,132 - Urai , et al. March 4, 2 | 2008-03-04 |
| Method of current interruption using puffer type gas circuit breaker with combined-action of cylinder and piston App 20060151438 - Urai; Hajime ; et al. | 2006-07-13 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 