Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928666 | Container for accommodating a solar ray-collecting device | Kei Mori, Kenji Kakihara, Yoshiro Kitayama | 1990-05-29 |
| 4915093 | Container for accommodating a solar ray-collecting device | Kei Mori, Kenji Kakihara, Yoshiro Kitayama | 1990-04-10 |