Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827770 | Metal chelated dyestuff for inkjet recording, aqueous inkjet recording liquid comprising same and inkjet recording method using same | Masahiro Yamada, Hideo Sano, Wataru Shimizu, Yuukichi Murata | 2004-12-07 |
| 6755903 | Metal chelated dyestuff for inkjet recording and aqueous inkjet recording liquid using the same | Masahiro Yamada, Tomio Yoneyama | 2004-06-29 |