Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623556 | Near-infrared transmitting black azo pigments | Yoshiyuki Zama, Hisao Okamoto, Hiromitsu Yanagimoto, Yoshio Abe, Michiei Nakamura | 2003-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623556 | Near-infrared transmitting black azo pigments | Yoshiyuki Zama, Hisao Okamoto, Hiromitsu Yanagimoto, Yoshio Abe, Michiei Nakamura | 2003-09-23 |