Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9494263 | Flexible pipe | Masahiro Mohri, Minoru Fujiyoshi, Tamaki Hamaguchi, Tomoyuki Minami | 2016-11-15 |
| 9182061 | Pipe joint | Tamaki Hamaguchi, Tomoyuki Minami, Takaaki Inotani, Fumikazu Ishibe, Satoru Araki +3 more | 2015-11-10 |
| 5441312 | Pipe joint for connection of corrugated tube | Minoru Fujiyoshi, Michio Hasegawa, Shinichi Kanomata, Takashi Anamizu, Morio Saito | 1995-08-15 |