Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9184062 | Metal filling device | — | 2015-11-10 |
| 7713378 | Ozone processing device | Takeo Yamanaka, Yukitaka Yamaguchi, Tokiko Kanayama | 2010-05-11 |
| 7695691 | Discharge cell for ozonizer | Hiroshi Orishima, Akihiko Teramoto, Yuuji Terashima, Noriyo Sotani, Masaya Yoshimura | 2010-04-13 |
| 6867150 | Ozone treatment method and ozone treatment apparatus | Takeo Yamanaka, Yukitaka Yamaguchi, Tokiko Kanayama | 2005-03-15 |
| 4970976 | Overlock sewing machine | Koji Kitai, Masanori Mizunuma | 1990-11-20 |