Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344778 | Water producing apparatus | Kenkoku Azuma, Enju Nishiyama | 1982-08-17 |
| 4313312 | Water producing air conditioning system | Toshio Ito, Yoshio Hirayama, Nobuyoshi Takahashi | 1982-02-02 |