Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9079773 | Ozone generating apparatus | Tomio Fujita, Shiro Yamauchi | 2015-07-14 |
| 7575802 | Coated printing papers | Akinobu Chatani, Koji Okomori, Hiroshi Koyamoto, Hirokazu Morii | 2009-08-18 |