Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6305866 | Structure joined by friction stir welding | Kinya Aota, Masakuni Ezumi, Yasuo Ishimaru, Isao Funyuu, Akihiro Satou | 2001-10-23 |
| 6299050 | Friction stir welding apparatus and method | Masahiko Sakamoto, Kinya Aota, Isao Funyu, Kouichi Watanabe, Akihiro Sato +2 more | 2001-10-09 |
| 6237829 | Friction stir welding apparatus | Kinya Aota, Masakuni Ezumi, Yasuo Ishimaru, Isao Funyuu, Akihiro Satou | 2001-05-29 |
| 6146094 | Motor-driven blower and method of manufacturing impeller for motor-driven blower | Takeshi Obana, Kiyomi Nakamura, Masahisa Inagaki, Yasuhisa Aono, Hisao Suka +1 more | 2000-11-14 |
| 6050474 | Friction stir welding method, frame members used therein, and product formed thereby | Kinya Aota, Masakuni Ezumi, Yasuo Ishimaru, Isao Funyuu, Akihiro Satuo | 2000-04-18 |
| 5654992 | Method of repairing structural materials of nuclear reactor internals and apparatus therefor | Keiichi Uraki, Toshimi Matsumoto, Toshitaka Satsuta, Mitsuo Nakamura, Akira Onuma +4 more | 1997-08-05 |
| 5621243 | Semiconductor device having thermal stress resistance structure | Noboru Baba, Masahiko Sakamoto, Hirosi Akiyama, Ryuichi Saito, Yoshihiko Koike +4 more | 1997-04-15 |
| 5325012 | Bonded type piezoelectric apparatus, method for manufacturing the same and bonded type piezoelectric element | Ichiya Sato, Takao Yoneyama, Satoshi Kokura, Minoru Yanagibashi | 1994-06-28 |
| 5051397 | Joined body of high-temperature oxide superconductor and method of joining oxide superconductors | Chie Sato, Masahiko Sakamoto, Takao Funamoto, Masahiro Ogihara | 1991-09-24 |
| 4690793 | Nuclear fusion reactor | Kunio Miyazaki, Hirosi Akiyama, Shinichi Itoh, Tomio Yasuda, Kousuke Nakamura +3 more | 1987-09-01 |
| 4636434 | Ceramic composite article | Hirosi Akiyama, Mutuo Kamoshita, Kunio Miyazaki | 1987-01-13 |