Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7744804 | Laser-transmissible composition and method of laser welding | Osamu Nakagawa | 2010-06-29 |
| 6858069 | Black aqueous ink composition, ink jet recording process using the same, and recorded matter | Tetsuya Aoyama, Kazuhiko Kitamura, Hiroshi Fukumoto, Yoshihiro Sawatari, Shuji Sugawara | 2005-02-22 |
| 6632932 | Trisazo compound | Yoshihiro Sawatari, Shuji Sugawara | 2003-10-14 |
| 6468342 | Aqueous pigment dispersion and process for producing the same | Sohko Itoh, Tatsuya Yagyu, Nobuyuki Murai | 2002-10-22 |