Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291981 | Blade ring assembly, gas turbine, and method for refurbishing gas turbine | Hiroaki Kobayashi, Norihiko Nagai, Shinya Hashimoto, Naoki Taketa, Takeshi Umehara +3 more | 2025-05-06 |
| 12134975 | Blade ring assembly, gas turbine, and method for refurbishing gas turbine | Hiroaki Kobayashi, Norihiko Nagai, Shinya Hashimoto, Naoki Taketa, Takeshi Umehara +3 more | 2024-11-05 |
| 9284851 | Axial-flow fluid machine, and variable vane drive device thereof | Yoshimasa Takaoka, Hiroki Nishiyama | 2016-03-15 |
| 9206705 | Sealing device and gas turbine having the same | Shinya Hashimoto, Norikazu Tezuka | 2015-12-08 |
| 8899934 | Rotor structure | Tomoyuki Hirata, Yoshimasa Takaoka | 2014-12-02 |
| 8834103 | Structure for mounting between rotation shaft and lever, method for mounting between rotation shaft and lever, and fluid machine | Eiichi Tsutsumi, Masaru Nishikatsu | 2014-09-16 |
| 8607604 | Bolt and manufacturing method of bolt | Norikazu Tezuka, Keisuke Ihara, Kei Osawa, Hiroshi Ishikawa, Taiji Torigoe +4 more | 2013-12-17 |
| 8123409 | Journal bearing | Yuichiro Waki, Takashi Nakano, Shingo Yamasue, Shingo Tanaka, Takaaki Kaikogi | 2012-02-28 |
| 7114915 | Gas turbine and turbine rotor for a gas turbine | Kazuo Uematsu | 2006-10-03 |
| 6991429 | Sealing structure of spindle bolt, and gas turbine | Kazuo Uematsu | 2006-01-31 |
| 6807870 | Rotary shaft axial elongation measuring method and device | Mitsuru Kondo | 2004-10-26 |
| 6688847 | Shaft structure and bearing structure for tail end of rotor of gas turbine | Takeaki Oya, Tadateru Tanioka, Tanehiro Shinohara, Katsunori Tanaka, Kazuo Uematsu | 2004-02-10 |
| 6565311 | Gas turbine steam passage seal structure between blade ring and stationary blade | Takeaki Oya, Tadateru Tanioka, Nobuhiro Kunitake | 2003-05-20 |
| 6524061 | Arrangement for sealing a steam-cooled gas turbine | Katsunori Tanaka, Kazuo Uematsu | 2003-02-25 |
| 6438939 | Combined cycle power plant and cooling steam supply method for gas turbine therein | Kazuo Uematsu, Hidetaka Mori, Hideaki Sugishita | 2002-08-27 |
| 6367242 | Recovery type steam cooled gas turbine | Kazuo Uematsu, Katsunori Tanaka | 2002-04-09 |
| 6224327 | Steam-cooling type gas turbine | Sunao Aoki, Katsunori Tanaka, Rintaro Chikami | 2001-05-01 |
| 6205762 | Combined cycle power generating plant and method of supplying cooling steam for gas turbine in same | Kazuo Uematsu, Hidetaka Mori, Hideaki Sugishita | 2001-03-27 |
| 6189891 | Gas turbine seal apparatus | Yasuoki Tomita, Hiroki Fukuno, Kiyoshi Suenaga, Yukihiro Hashimoto, Eisaku Ito | 2001-02-20 |
| 6189892 | High differential pressure type end rotor seal | Kazuo Uematsu, Rintaro Chikami | 2001-02-20 |
| 6116017 | Combined cycle power plant with steam cooled gas turbine | Hidetaka Mori, Hideaki Sugishita, Yasushi Fukuizumi | 2000-09-12 |
| 6095751 | Seal device between fastening bolt and bolthole in gas turbine disc | Rintaro Chikami | 2000-08-01 |
| 6089012 | Steam cooled gas turbine system | Hideaki Sugishita, Sunao Aoki, Hidetaka Mori, Kazuo Uematsu | 2000-07-18 |
| 6000909 | Cooling medium path in gas turbine moving blade | Rintaro Chikami, Tomoharu Matsuo | 1999-12-14 |
| 5971707 | Gas turbine moving blade steam cooling system | Kazuo Uematsu, Rintaro Chikami, Yasuoki Tomita, Hiroki Fukuno, Sunao Aoki +3 more | 1999-10-26 |