Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653000 | Magnetic recording medium comprising a specific azo dye | Noboru Jinbo, Akihiko Takeda, Tomohiro Kodama | 2003-11-25 |
| 6589445 | LIGHT-REACTION TYPE OPTICALLY ACTIVE COMPOUND, LIGHT-REACTION TYPE CHIRAL AGENT, LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL COLOR FILTER, OPTICAL FILM, RECORDING MEDIUM, AND METHOD OF CHANGING TWIST STRUCTURE OF LIQUID CRYSTAL | Mitsuyoshi Ichihashi, Keiichiro Hayashi | 2003-07-08 |