Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677570 | Semiconductor integrated circuit devices for high-speed or high frequency | Hiroshi Kondoh, Eiichi Hase, Tooru Fujioka, Kazumichi Sakamoto, Tomio Yamada +1 more | 1997-10-14 |
| 5669036 | Image forming method | Yozo Hotta, Masahiro Goto | 1997-09-16 |
| 5659840 | Developing method using developing electric field having back-transfer, transfer and rest steps | Koichi Tanigawa, Masahiro Goto, Yozo Hotta | 1997-08-19 |