Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052477 | Pipe for coolant condenser | Ichio Nakajima, Noboru Okada | 1991-10-01 |
| 5052478 | Pipe for coolant condenser | Ichio Nakajima, Akio Matsushima | 1991-10-01 |
| 5052479 | Tube for coolant condenser | Ichio Nakajima, Yoshihito Takagi | 1991-10-01 |
| 5052480 | Pipe for coolant condenser | Ichio Nakajima, Noboru Okada | 1991-10-01 |