Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670037 | Inkjet-printing materials and coating agents therefor | Kousuke Okura, Toshihiro Kodera | 2003-12-30 |
| 6538161 | Fluorescent substances | Tadao Nakaya, Takao Yamauchi, Akio Tajima | 2003-03-25 |
| 6528657 | Fluorescent carbazole derivative | Tadao Nakaya, Takao Yamauchi, Akio Tajima | 2003-03-04 |
| 5484572 | Apparatus for collecting medical test specimens | Takaaki Katakura, Minoru Nakamuta | 1996-01-16 |