Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878671 | Thermosensitive recording material, and synthesis method of oligomer composition for the recording material | Kunio Hayakawa, Masafumi Torii, Mitsuru Naruse | 2005-04-12 |
| 6846619 | Dye dispersion liquid and thermosensitive recording material using the same | Yoshikazu Kaneko, Yasutomo Mori, Kunio Hayakawa, Takeshi Kajikawa, Shuuji Miyamoto +1 more | 2005-01-25 |