Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5441312 | Pipe joint for connection of corrugated tube | Minoru Fujiyoshi, Michio Hasegawa, Takashi Anamizu, Morio Saito, Fumitaka Satoh | 1995-08-15 |
| 5423578 | Coupling for corrugated pipe | Morio Saito, Toshio Saito, Tetsuya Wada, Keizou Ohkawa, Yasushi Kosugi | 1995-06-13 |