Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5195252 | Method for dry cleaning as well as a method for recovery of solvent therein | Kiyomi Yamada, Haruo Hagiwara, Hideo Tsukamoto, Yasuhiro Tsubaki, Toshio Hattori | 1993-03-23 |
| 5123176 | Method and apparatus for dry cleaning as well as method and device for recovery of solvent therein | Kiyomi Yamada, Haruo Hagiwara, Hideo Tsukamoto, Yasuhiro Tsubaki, Toshio Hattori | 1992-06-23 |
| 5107605 | Method and apparatus for dry cleaning as well as method and device for recovery of solvent therein | Kiyomi Yamada, Haruo Hagiwara, Hideo Tsukamoto, Yasuhiro Tsubaki, Toshio Hattori | 1992-04-28 |