Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9034555 | Method for producing liquid developer | Tatsuya Yamada, Hiromi Ito | 2015-05-19 |
| 7964179 | Cosmetic hair preparation | Nakako Sato | 2011-06-21 |
| 6703451 | Superabsorbent resin composition | Yasunori Hosokawa, Tadashi Igarashi, Isao Tsuru | 2004-03-09 |
| 6448320 | Superabsorbent resin composition and method for producing the same | Tadashi Igarashi, Hisakazu Furugaki | 2002-09-10 |
| 6335398 | Super absorbent polymer composition | Takayuki Amiya, Seiichi Miyanaga | 2002-01-01 |
| 6313231 | Superabsorbent resin composition | Yasunori Hosokawa, Tadashi Igarashi, Isao Tsuru | 2001-11-06 |
| 5773542 | Process for producing polymer particles | Takashi Koudate, Yasunori Hosokawa | 1998-06-30 |