Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10252189 | Defoaming agent | Yohei Matsumura, Yoshihide Izumi | 2019-04-09 |
| 9018265 | Defoaming agent | Yohei Matsumura, Yoshihide Izumi | 2015-04-28 |
| 6342124 | Method of bleaching pulp with an assistant R2 -O-{(C2H4O)m/(AO)p}—(AO)q —H or (R3)t —X—{(C2H4O)m/(AO)p}—(AO)r —H | Hiroaki Maeda, Daisuke Nakamura | 2002-01-29 |
| 6248209 | Process for bleaching cellulose pulp with a bleaching assistant having the formula R1-O-{[(C2H4O)m/(AO)n}]-H | Hiroaki Maeda, Daisuke Nakamura | 2001-06-19 |
| 5679835 | Modifier composition and a modified polymer | Yoshimi Inden, Nami Gyotoku, Tadashi Yamauchi | 1997-10-21 |
| 5382560 | Color developers and sheets thereof | Yasushi Nishigakiuchi, Yoshiyuki Ueno, Yasuo Kotani, Tadao Yagyu | 1995-01-17 |
| 4698105 | Water-in-oil type emulsion explosives | Atsuo Inoue, Kazuhiro Miyamoto, Nobuyuki Okinaga | 1987-10-06 |