Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8312640 | Cloth dryer | Hideo Nisihata, Tosiaki Andou, Masayuki Tanaka | 2012-11-20 |
| 8230909 | Heat exchanger and its manufacturing method | Osao Kido, Toshiaki Mamemoto | 2012-07-31 |
| 7637313 | Heat exchanger and its manufacturing method | Osao Kido, Toshiaki Mamemoto | 2009-12-29 |
| 6886981 | Grain bag | Keizo Wajima | 2005-05-03 |
| 5894780 | Composting container | — | 1999-04-20 |