Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462836 | Double-tone printer and method of making density correction curve for double-tone printing | Hisako Sato | 2002-10-08 |
| 6459872 | Image forming apparatus which can clean auxiliary member erasing image traces | Yoshiyuki Komiya, Fumiteru Gomi | 2002-10-01 |
| 6420095 | Manufacture of semiconductor device using A-C anti-reflection coating | Eiichi Kawamura, Teruyoshi Yao, Nobuhisa Naori, Masaharu Kobayashi, Tadasi Oshima | 2002-07-16 |
| 6376388 | Dry etching with reduced damage to MOS device | Daisuke Matsunaga, Masaaki Aoyama | 2002-04-23 |