Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8926793 | Processes for preparing pulp and paper | Shisei Goto, Takaharu Noda, Hiroki Ohtake | 2015-01-06 |
| 8181790 | Flotation apparatus | Minoru Ishida, Masami Kashibo, Munetaka Sonoda, Tomoaki Koyanagi, Yoshihiko Aikawa | 2012-05-22 |