HIROKAWA; Kazuharu
Patent Applications and Registrations
Patent applications and USPTO patent grants for HIROKAWA; Kazuharu.The latest application filed is for "gas turbine disk material and heat treatment method therefor".
- HIROKAWA; Kazuharu - Yokohama-shi JP
- Hirokawa; Kazuharu - Tokyo N/A JP
- Hirokawa; Kazuharu - Takasago JP
- Hirokawa; Kazuharu - Hyogo JP
- Hirokawa; Kazuharu - Takasago-shi JP
- Hirokawa; Kazuharu - Hyogo-ken JP
| Patent | Date |
|---|---|
| Gas Turbine Disk Material And Heat Treatment Method Therefor App 20200165709 - TANAKA; Hiroki ; et al. | 2020-05-28 |
| Axial-flow fluid machine, and variable vane drive device thereof Grant 9,284,851 - Takaoka , et al. March 15, 2 | 2016-03-15 |
| Sealing device and gas turbine having the same Grant 9,206,705 - Hashimoto , et al. December 8, 2 | 2015-12-08 |
| Rotor structure Grant 8,899,934 - Hirata , et al. December 2, 2 | 2014-12-02 |
| Structure for mounting between rotation shaft and lever, method for mounting between rotation shaft and lever, and fluid machine Grant 8,834,103 - Hirokawa , et al. September 16, 2 | 2014-09-16 |
| Bolt and manufacturing method of bolt Grant 8,607,604 - Tezuka , et al. December 17, 2 | 2013-12-17 |
| Sealing Device And Gas Turbine Having The Same App 20130236305 - Hashimoto; Shinya ; et al. | 2013-09-12 |
| Gas Turbine Start/stop Apparatus App 20130213002 - Asano; Shin ; et al. | 2013-08-22 |
| Axial-flow Fluid Machine, And Variable Vane Drive Device Thereof App 20130216360 - Takaoka; Yoshimasa ; et al. | 2013-08-22 |
| Rotor Structure App 20120251329 - Hirata; Tomoyuki ; et al. | 2012-10-04 |
| Journal bearing Grant 8,123,409 - Waki , et al. February 28, 2 | 2012-02-28 |
| Bolt And Manufacturing Method Of Bolt App 20110268533 - TEZUKA; Norikazu ; et al. | 2011-11-03 |
| Structure For Mounting Between Rotation Shaft And Lever, Method For Mounting Between Rotation Shaft And Lever, And Fluid Machine App 20110211941 - Hirokawa; Kazuharu ; et al. | 2011-09-01 |
| Journal Bearing App 20100220944 - Waki; Yuichiro ; et al. | 2010-09-02 |
| Bolt and Manufacturing Method of Bolt App 20090003968 - Tezuka; Norikazu ; et al. | 2009-01-01 |
| Sealing structure of spindle bolt, and gas turbine App 20070234703 - Uematsu; Kazuo ; et al. | 2007-10-11 |
| Gas turbine and turbine rotor for a gas turbine Grant 7,114,915 - Uematsu , et al. October 3, 2 | 2006-10-03 |
| Sealing structure of spindle bolt, and gas turbine Grant 6,991,429 - Uematsu , et al. January 31, 2 | 2006-01-31 |
| Rotary shaft axial elongation measuring method and device Grant 6,807,870 - Kondo , et al. October 26, 2 | 2004-10-26 |
| Shaft structure and bearing structure for tail end of rotor of gas turbine Grant 6,688,847 - Oya , et al. February 10, 2 | 2004-02-10 |
| Sealing structure of spindle bolt, and gas turbine App 20040007830 - Uematsu, Kazuo ; et al. | 2004-01-15 |
| Gas turbine and turbine rotor for a gas turbine App 20030133786 - Uematsu, Kazuo ; et al. | 2003-07-17 |
| Combined cycle power plant and cooling steam supply method for gas turbine therein Grant 6,438,939 - Uematsu , et al. August 27, 2 | 2002-08-27 |
| Gas turbine steam passage seal structure between blade ring and stationary blade App 20020076319 - Oya, Takeaki ; et al. | 2002-06-20 |
| Shaft structure and bearing structure for tail end of rotor of gas turbine App 20020037216 - Oya, Takeaki ; et al. | 2002-03-28 |
| Rotary shaft axial elongation measuring method and device App 20020033052 - Kondo, Mitsuru ; et al. | 2002-03-21 |
| Combined cycle power generating plant and method of supplying cooling steam for gas turbine in same Grant 6,205,762 - Uematsu , et al. March 27, 2 | 2001-03-27 |
| High differential pressure type end rotor seal Grant 6,189,892 - Uematsu , et al. February 20, 2 | 2001-02-20 |
| Steam cooled gas turbine system Grant 6,089,012 - Sugishita , et al. July 18, 2 | 2000-07-18 |
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