Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6333848 | Storage device with vibration reduction unit | Yuuji Maeda, Hiroshi Niwa, Akimitsu Omori | 2001-12-25 |
| 5896961 | Dynamic vibration absorber | Hiroshi Niwa, Yuji Maeda | 1999-04-27 |
| 5445249 | Dynamic vibration absorber | Hiroshi Miyano, Kiyoshi Hattori, Yoshiyuki Sakurai, Eiji Manome, Toshiaki Nasuda | 1995-08-29 |
| 5392326 | Boiling water reactor | Tadashi Narabayashi, Noboru Saito, Takashi Ishitori, Kunio Shimano, Kiyoshi Hattori +10 more | 1995-02-21 |