Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7438999 | Dispersants for organic pigments | Hiroaki Saikatsu, Shigeru Sakamoto, Masanori Takakamo, Hiromitsu Yanagimoto, Yoshimasa Tsuchiya +2 more | 2008-10-21 |
| 7135062 | Hydrophilic coloring matter for recording image, aqueous coloring agent for recording image, method and device for recording image | Michiei Nakamura, Hideyuki Koiso, Naoyuki Sakai, Yoshiyuki Zama, Atsushi Nogami +2 more | 2006-11-14 |