Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11280223 | Bolt fastening structure and turbo-machine using same | Youhei Tanno, Takeshi Kazama, Ryuhei Tsukahara, Tomohiro Naruse | 2022-03-22 |
| 9644636 | Centrifugal steam compressor and shaft seal system used with same | Tao Hu | 2017-05-09 |
| 8770589 | Shaft-seal device for high-temperature fluid | Tao Hu, Eiji Okumachi, Masanobu Ninomiya | 2014-07-08 |
| 8631961 | End wall closure apparatus | Tomohiro Naruse, Tetsuya Kuwano, Haruo Miura, Mitsuhiro Narita | 2014-01-21 |
| 8481885 | Laser narrow groove welding apparatus and welding method | Takeshi Tsukamoto, Hirotsugu Kawanaka, Yoshihisa Maeda, Shinji Imaoka, Tetsuya Kuwano | 2013-07-09 |
| 8153091 | Xenon retrieval system and retrieval device | Masahiro Kimoto, Terumasa Koura, Yukio Fukuda, Masaki Narazaki, Toru Sakai +1 more | 2012-04-10 |
| 7530781 | Pump device | Takaki Fukuchi, Kazuo Amano | 2009-05-12 |
| 6514034 | Pump | Tomoyoshi Okamura, Kouichi Irie, Hitoharu Kimura | 2003-02-04 |
| 6436353 | Gas recovering apparatus | Tadahiro Ohmi, Takahisa Nitta, Yasuyuki Shirai, Kazuhide Ino | 2002-08-20 |
| 4770615 | Screw compressor with scavenging port | Mitsuru Fujiwara, Akira Suzuki | 1988-09-13 |